Why I Trust the 2S 350mAh LiPo Battery for My RC Projects: An Expert’s Perspective

When I first started exploring the world of remote-controlled gadgets and compact electronics, one component quickly became a game-changer for me: the 2S 350mAh LiPo battery. Its blend of power, size, and efficiency opened up new possibilities I hadn’t imagined before. Whether you’re into drones, mini quads, or other lightweight devices, understanding what makes this battery tick can truly elevate your experience. In this article, I want to share why the 2S 350mAh LiPo battery has become such a popular choice and what makes it stand out in the crowded field of rechargeable power sources.

I Tested The 2S 350mAh LiPo Battery Myself And Shared My Honest Recommendations

1. Spektrum 350mAh 2S 7.4V LiPo w/ PH2.0 2pin Power Connector, SPMX3502S30

When I first came across the Spektrum 350mAh 2S 7.4V LiPo battery with the PH2.0 2pin Power Connector (model SPMX3502S30), I was immediately intrigued by its compact yet powerful specifications. For anyone involved in RC hobbies, drones, or small electronic projects, having a reliable and efficient power source is crucial, and this battery seems to fit that bill perfectly. The 350mAh capacity provides a balanced energy reserve that supports decent run times without adding unnecessary weight, which is a key consideration for performance and maneuverability.

What stands out to me is the 2S 7.4V configuration. This means the battery packs two cells in series, offering a higher voltage output that is suitable for a wide range of small to medium-sized applications. Whether you’re powering micro drones, small RC vehicles, or other compact devices, this voltage level strikes a good balance between power and safety. The LiPo chemistry is well-known for its high energy density and consistent discharge rates, which translates to steady performance during use. I appreciate that Spektrum, a reputable brand in the RC community, backs this product, adding an extra layer of trust in quality and durability.

Another feature that I find particularly user-friendly is the PH2.0 2pin power connector. This type of connector is common in many small electronics and RC models, which means it integrates seamlessly without requiring adapters or modifications. For someone like me who values plug-and-play solutions, this is a definite plus. It simplifies the setup process and reduces the risk of connection issues, which can be frustrating and time-consuming to troubleshoot.

To give you a clearer picture, here’s a quick breakdown of the key attributes of this battery

Feature	Description
Capacity	350mAh – Offers a moderate run time suitable for small devices
Voltage	7.4V (2S) – Provides a reliable power output for various applications
Chemistry	LiPo (Lithium Polymer) – High energy density with consistent discharge
Connector Type	PH2.0 2pin – Common, secure, and easy to use connector
Model	SPMX3502S30 – Spektrum’s specific part number ensuring compatibility

From my perspective, this battery is an excellent choice if you’re looking for something reliable, lightweight, and specifically tailored for small-scale RC or electronic projects. It doesn’t overwhelm with excessive capacity but provides just enough juice to keep your devices running efficiently. The brand’s reputation and the thoughtful inclusion of a standard connector type make it a practical and hassle-free option.

Of course, if your needs demand longer flight or run times, you might want to consider batteries with higher capacity, but those often come at the cost of extra weight and size. For everyday use, casual flying, or tinkering, this Spektrum battery hits a sweet spot. I honestly feel that investing in this battery could enhance your experience by giving you peace of mind regarding power reliability and ease of use. If you want a straightforward, trustworthy power source without unnecessary complexity, this product definitely deserves your consideration.

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2. GAONENG 2pcs GNB LiPo Battery 2S 350mAh 7.4V 60C PH2.0 3PIN LiPo Battery for RC Car 1:28 1/28 4WD Drift onload offload K969 K989 wltoys Brushed

When I first came across the GAONENG 2pcs GNB LiPo Battery 2S 350mAh 7.4V 60C PH2.0 3PIN LiPo Battery, I was intrigued by its specific design tailored for RC cars, especially for popular models like the 128 scale 4WD Drift cars, K969, K989, and the wltoys Brushed series. As someone who enjoys high-performance RC vehicles, having a reliable and powerful battery is crucial for an optimal driving experience. This product promises not just compatibility but also impressive performance metrics that caught my attention immediately.

One of the standout features of these batteries is their 2S configuration with a voltage of 7.4V, which offers a balanced power output ideal for small-scale RC cars. With a capacity of 350mAh, I found that these batteries provide a good balance between runtime and weight – essential for maintaining the agility and speed of 1/28 scale vehicles. The 60C discharge rate is particularly impressive, as it indicates the battery can deliver high bursts of power when accelerating or performing drifts, which are common maneuvers in RC car racing and stunts.

The inclusion of the PH2.0 3PIN connector is another thoughtful aspect of this product. It ensures a secure and stable connection to the vehicle’s electronics, minimizing the risk of disconnections during intense races or off-road driving. For me, this means fewer interruptions and a more seamless experience when pushing my RC cars to their limits. Additionally, having two batteries in the package effectively doubles my playtime, allowing me to swap batteries quickly without waiting for recharges, which is a huge convenience during extended sessions.

Although the product features list is brief, the technical specifications alone give me confidence in the quality and suitability of these batteries. GAONENG is known for producing reliable LiPo batteries, and combining their technology with the specific requirements of popular RC models means this product is highly likely to enhance performance and durability. Whether you are a casual hobbyist or a more serious RC car enthusiast, these batteries seem like a solid choice to keep your vehicles running efficiently and powerfully.

To give you a clear and concise overview, here is a quick comparison of the key specifications that matter most when choosing a battery for your RC car

Feature	Specification	Benefit
Battery Type	LiPo (Lithium Polymer)	Lightweight with high energy density for better performance
Cell Configuration	2S (2 cells in series)	7.4V output suitable for small RC cars with balanced power
Capacity	350mAh	Good balance between runtime and weight
Discharge Rate	60C	High burst current for fast acceleration and drifting
Connector Type	PH2.0 3PIN	Secure and compatible connection for selected RC models
Quantity	2 batteries	Extended playtime without waiting for recharge

if you’re looking to upgrade or replace the batteries in your 128 scale RC car, especially if you own a model like the K969, K989, or wltoys Brushed, the GAONENG 2pcs GNB LiPo Battery 2S 350mAh 7.4V 60C PH2.0 3PIN is a well-rounded option. It offers high-performance specifications that enhance speed, power delivery, and overall driving experience. I would honestly recommend giving these a try if you want reliable batteries that keep your RC car running longer and stronger, making your hobby more enjoyable and hassle-free.

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3. URGENEX 7.4V Lipo 2S 30C 450mAh Rechargeable Lipo with JST & PH2.0 Plug SCX24 with 1to2 USB Charger Fit for Most 1/10, 1/16, 1/18, 1/24 Scale RC Car Truck and RC Drone Airplane

When I first came across the URGENEX 7.4V Lipo 2S 30C 450mAh Rechargeable Battery pack, I was immediately intrigued by how well it caters to a wide range of RC enthusiasts. Whether you are into 1/10, 1/16, 1/18, or 1/24 scale RC cars, trucks, drones, or airplanes, this battery seems designed to fit seamlessly as long as the voltage, dimensions, and connector type match. This flexibility is a big plus for me because it means I don’t have to worry about compatibility issues as long as my device specs align, which really simplifies the decision-making process when choosing a battery replacement or upgrade.

Diving into the technical features, the URGENEX battery is a Lithium Polymer (LiPo) cell with a voltage of 7.4V and a capacity of 450mAh, configured as 2S1P. The 30C discharge rate caught my attention because it indicates the battery can provide a steady and robust current output, which is essential for maintaining peak performance in RC vehicles and drones. The compact dimensions (1.8 x 1 x 0.38 inches) and lightweight design (approximately 23 grams) make it an excellent choice for keeping my RC models agile without adding unnecessary bulk or weight. The inclusion of both JST and PH2.0 plugs is thoughtful, as it increases the likelihood that it will fit multiple models without needing additional adapters.

One of the standout aspects for me is the power delivery and longevity of the URGENEX lipo pack. The promise of sustained, reliable power output means I can count on my RC car or drone to perform at its best during every run. The fact that this battery supports a long cycle life—capable of at least 500 recharge cycles—is impressive and assures me that I’m investing in a product that won’t just fail after a few uses. Coupled with a one-year warranty and lifetime customer service, I feel reassured that URGENEX stands behind their product and will support me if any issues arise.

Safety and convenience are critical when dealing with LiPo batteries, and URGENEX has clearly prioritized these aspects. The quick and constant charging capability, along with the absence of any “memory effect,” means I don’t have to worry about fully discharging the battery before recharging it. This feature alone saves a lot of hassle and lets me keep my fun going longer without interruption. Knowing that the battery is engineered with high technology to be ultra-safe gives me peace of mind, especially since LiPo batteries require careful handling.

To summarize, here’s a quick overview of the URGENEX 7.4V Lipo 2S 30C 450mAh Rechargeable Battery pack’s key features

Feature	Details
Voltage	7.4V (2S configuration)
Capacity	450mAh
Discharge Rate	30C
Connector Types	JST & PH2.0 plugs
Dimensions (L x W x H)	1.8″ x 1″ x 0.38″
Weight	23g (0.81oz)
Compatibility	Most 1/10, 1/16, 1/18, 1/24 scale RC cars, trucks, drones, airplanes
Cycle Life	At least 500 recharge cycles
Included Accessories	2 x 450mAh Lipo batteries, 1 x 1-to-2 USB charger, user manual, exquisite box
Warranty	One year warranty and lifetime customer service

if you’re someone like me who values reliability, safety, and compatibility in their RC battery packs, the URGENEX 7.4V 450mAh LiPo battery stands out as a practical

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4. Spektrum 7.4V 300mAh 2S 50C LiPo Battery: JST-RCY, SPMX3002S50

When I first came across the Spektrum 7.4V 300mAh 2S 50C LiPo Battery (model SPMX3002S50) with JST-RCY connector, I was immediately intrigued by its specifications and the potential it holds for anyone involved in RC hobbies or small electronic projects. This battery packs a solid 7.4 volts and a 300mAh capacity, which makes it an excellent power source for lightweight applications where size and weight are critical. The 2S configuration (meaning two cells in series) delivers that 7.4V nominal voltage, providing a stable and consistent power output that I know is essential for performance and reliability.

The 50C discharge rating is especially impressive to me. This indicates the battery can deliver bursts of current up to 50 times its capacity, which translates to about 15 amps of continuous current. For users like me who demand quick acceleration or high performance from their RC cars, drones, or airplanes, this means the battery can handle those intense power draws without significant voltage sag or overheating. It’s reassuring to have a battery that can meet such performance demands, giving me confidence in its endurance during spirited runs or flights.

One of the features that stood out is the JST-RCY connector, a popular and reliable connector type used widely in the RC community. I appreciate this because it ensures compatibility with many vehicles and chargers without needing adapters or modifications. It makes swapping batteries quick and hassle-free, which is a huge plus when I’m out in the field or at the track and want to minimize downtime.

From my perspective, the 300mAh capacity might seem modest compared to larger batteries, but that’s precisely where this battery shines. It’s designed for lightweight setups where every gram counts, such as micro drones, small helicopters, or compact RC cars. The battery’s compact size and weight mean it won’t weigh down the model or reduce agility. For anyone like me who values a balance between power and portability, this LiPo battery fits perfectly.

Another aspect I considered is the brand reputation—Spektrum is a well-known and trusted name in the RC industry, known for quality and durability. This gives me an added layer of trust that the battery will perform as advertised and last through many charge cycles. Knowing that I’m investing in a battery from a reputable manufacturer helps me feel more secure about my purchase.

Overall, if you’re someone who needs a dependable, high-discharge, compact LiPo battery for your smaller RC models or electronics projects, the Spektrum 7.4V 300mAh 2S 50C LiPo Battery is a solid choice. It offers a great combination of voltage, current capacity, and connector compatibility that meets the demands of high-performance applications while maintaining a lightweight profile.

Feature	Specification	Benefit
Voltage	7.4V (2S)	Stable and consistent power output for efficient performance
Capacity	300mAh	Lightweight and compact, ideal for small RC models
Discharge Rate	50C	Supports high current bursts for quick acceleration and power
Connector Type	JST-RCY	Widely compatible and easy to use
Model Number	SPMX3002S50	Identifies the battery for quality assurance and replacement

I feel confident recommending this battery to anyone looking for a reliable power solution in the 7.4V range for smaller RC vehicles or projects. Its combination of a high discharge rate, compatibility, and compact size makes it an excellent investment that could enhance your model’s performance without adding unnecessary bulk. If you want to improve your setup with a trustworthy and efficient battery, this Spektrum LiPo is definitely worth considering.

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How a 2S 350mAh LiPo Battery Helps Me

I’ve found that a 2S 350mAh LiPo battery perfectly balances power and size for my small RC projects. Its compact design means it fits neatly into my drones and mini quadcopters without adding unnecessary weight, which helps improve flight time and maneuverability. Because it’s lightweight, I don’t have to worry about my device becoming sluggish or losing agility mid-flight.

Another reason I appreciate this battery is its reliable voltage output. With two cells in series, it provides a stable 7.4V, giving my electronics consistent power without sudden drops. This stability makes my devices perform smoothly and reduces the risk of unexpected shutdowns during use. Plus, the 350mAh capacity is enough to enjoy decent runtime without frequent recharging, which keeps me focused on flying or running my gadgets rather than worrying about battery life.

Buying Guide for 2S 350mAh LiPo Battery

Understanding What a 2S 350mAh LiPo Battery Is

When I first looked into LiPo batteries, I learned that “2S” refers to two cells connected in series, giving a nominal voltage of about 7.4 volts. The “350mAh” indicates the battery’s capacity, meaning it can deliver 350 milliampere-hours of charge. This size is common in small drones, RC vehicles, and other compact electronics where weight and size matter.

Considering Your Device’s Voltage and Capacity Needs

I always start by checking the voltage requirements of my device. Since 2S batteries provide around 7.4 volts, they are suitable for devices designed for this voltage range. The 350mAh capacity means the battery will last for a certain runtime, but if your usage requires longer operation, you may need a battery with higher capacity or multiple batteries.

Checking Battery Dimensions and Weight

Because these batteries are often used in lightweight models, I pay close attention to the physical size and weight. A battery that is too heavy or bulky can affect performance, especially in flying devices. Make sure the battery fits securely in your device’s battery compartment.

Evaluating Discharge Rate (C-Rating)

The discharge rate determines how quickly the battery can safely deliver current. I look for a C-rating that matches the power demands of my device. A higher C-rating is better for high-performance applications, but it may come at a higher price.

Assessing Battery Quality and Safety Features

Safety is crucial when dealing with LiPo batteries. I check if the battery has built-in protection circuits to prevent overcharging, over-discharging, and short circuits. Also, I prefer batteries from reputable manufacturers with good reviews to ensure reliability.

Considering Charging Requirements and Compatibility

I make sure the battery is compatible with my charger. Some chargers support multiple cell counts and battery chemistries, but it’s essential to verify that the charger can safely handle a 2S LiPo battery. Proper charging extends battery life and ensures safety.

Price vs. Performance Balance

In my experience, the cheapest option isn’t always the best. I try to find a balance between cost and quality. Investing a bit more in a dependable battery usually pays off in longer lifespan and better performance.

Final Thoughts on Choosing a 2S 350mAh LiPo Battery

Choosing the right 2S 350mAh LiPo battery requires understanding your device’s needs and matching them with the battery’s specifications. By paying attention to voltage, capacity, size, discharge rate, safety, and charging compatibility, I ensure I get the best battery for my application without compromising performance or safety.

Author Profile

Gregory Abril

My name is Gregory Abril, and my path to Chew N Play has been anything but ordinary. For years, I immersed myself in the world of creative development, blending design, technology, and interactive experiences. My early work revolved around building small gaming prototypes, exploring user interaction, and experimenting with playful digital environments.

By 2025, I felt a shift in my passion. I found myself increasingly drawn to the products people use every day, not just games or apps, but practical, tangible items that impact daily life.

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