3.7v 250mah 322535 Lipo Battery for wireless sensor, car key fob, Bluetooth OBD Diagnostic Device
| Model | VTC-LP322535 |
| Nominal Voltage | 3.7V |
| Capacity | 250mAh |
| Max Size | 3.4X25.5X37mm |
| Operating Temperature | -20℃ to 60℃ |
| Standard Charge Rate | 0.2C |
| Standard Discharge Rate | 0.2C |
| Configuration | 1S1P |
| Weight | 4.5g |
3.7v 250mah 322535 Lipo Battery for wireless sensor, car key fob, Bluetooth OBD Diagnostic Device
Pouch Battery 3.7V 322535 250mAh is a type of lithium polymer battery, featuring 3.7V nominal voltage and 250mAh capacity. Designed with a compact pouch structure, this battery is optimized for space-constrained electronic devices that require stable and reliable power output. Pouch Battery 3.7V 322535 250mAh is a type of lithium polymer battery, featuring 3.7V nominal voltage and 250mAh capacity, making it an ideal power solution for portable and low-power smart electronics.
In terms of features, this LiPo battery offers lightweight construction, compact size, high energy density, low self-discharge, and long cycle life. Composed of superior raw materials, lithium cobalt and soft aluminum film, the 322535 battery is lightweight and compact while maintaining consistent electrical performance.
To ensure ultimate safety, its internal is integrated with protection circuit board (battery PCB) to protect against overcharge, overdischarge, overcurrent, over temperature, and short circuit in 1–3ms fast response, ensuring safe operation throughout the battery’s lifecycle. The wire, connector, discharge rate, and temperature performance can be fully customized exactly to satisfy your product design, supporting flexible integration into various electronic systems. The whole lipo battery production process conducts in a high-automation production line and medical-grade, dust-free workshop with strict humidity control, supported by an advanced MES system for full traceability and quality assurance. It always delivers stable energy output around 3.6V–3.7V to power wireless sensors, car key fobs, and Bluetooth OBD diagnostic devices continuously, ensuring reliable performance in daily and automotive applications.
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Full Certification & Extended Warranty
VTCBATT LiPo batteries meet global certifications including CB, CE, UL, and UN38.3, and offer a 14-month warranty—two months longer than standard—to maximize customer confidence and profit.
CertificationVTCBATT lithium polymer batteries have passed numerous important international certifications, including UL1642, IEC62133, UN38.3, CE, ROHS, BIS and EU2024/1542, CE, ROHS, REACH, and KC certifications.
WarrantyVTCBATT LiPo batteries come with a 14-month warranty, 2 months longer than the standard 12-month warranty, providing extra coverage for shipping and customs clearance. This ensures customer confidence.
CustomizationDifferent sizes,capacities, connectors, discharge rates,and cases. Just inform us of your specific requirement, and our professional engineers can provide you with the customized lipo battery proposal.

Flexible order quantity to support prototype testing and mass production.

Our technical and sales teams reply to your inquiry within 6 hours.

Test our lithium battery quality and performance before placing bulk orders.
Batteries certified to UL, CE, UN38.3, MSDS, ROHS, IEC62133, and more global standards.
Extreme Compactness with an Ultra-Low Profile
📐 Maximize Internal Space 📐: Designed with a specialized 3.2mm thick, ultra-flat profile (only 25mm wide by 35mm long), this battery fits into spaces that traditional cells simply cannot. It’s the ideal choice for maximizing volumetric energy density in incredibly slim devices without compromising performance.


Reliable Low-Power Energy Storage
🔋 Stable Energy output 🔋: Delivering a continuous 3.7V (nominal) at 250mAh, this cell is optimized for devices requiring low-drain, consistent power. Whether for data logging sensors, tiny micro-rovers, or miniature e-devices, this battery provides dependable energy without overheating.
Specialized Dimensions for Wearables & Micro-IoT
👕 Perfect for Wearables 👕: The 322535 form factor is specifically tailored to the unique requirements of modern micro-electronics. It integrates seamlessly into the slim housings of smart wearables, fitness trackers, and ultra-compact IoT sensors, providing reliable power in a small footprint.

LiPo Battery Advantage

Based on 0.5C/1C cycling, the VTCBATT lipo battery can maintain over 80% capacity after 500 cycles and totally reach 1000 times cycle life.

VTCBATT Lipo battery can be discharged from -20℃ to 60℃.
This wide temperature range performance enables the battery to operate in many conditions.

VTCBATT lipo battery can be discharged in different rates of 0.2C,0.5C,1C,2C,3C to meet different power consumption.

After 30-day and 60-day storage, there is slight 1%-2% slight voltage decrease under 50% SOC at 25°C.
Why Choose VTCBATT?
VTCBATT not only focuses on customised design and excellent service to meet the diverse needs of different customers, but is also dedicated to precise and standardised manufacturing in every process to ensure the highest quality batteries. At the same time, VTCBATT provides comprehensive support from pre-sales to after-sales service, focusing on customer feedback to build long-term and mutually beneficial cooperation. VTCBATT’s professional sales and technical teams are your best experts for customised batteries and are always at your side with reliable and fast services.
From raw material mixing to cell testing, VTCBATT employs an automated manufacturing process, maximising production efficiency while enhancing battery quality, safety, and reliability. The entire manufacturing process is monitored, with 100% inspection conducted before progression to the next stage, ensuring zero defects prior to shipment.
Over the past 20 years, VTCBATT has forged strong partnerships with customers in over 50 countries worldwide. Through reliable quality, prompt service, and customised battery solutions, we have earned the trust of numerous customers, maintaining long-term cooperative relationships and enduring friendships with many for over a decade. We shall continue to grow together and advance towards a brighter future.
Application for 3.7v 250mah 322535 polymer lithium-ion battery
The VTCBATT 3.7v 250mah 322535 polymer lithium-ion battery is widely used in portable electronics and smart devices that require high energy density and stable power output. With a slim pouch design, it is ideal for wireless sensor, car key fob, Bluetooth OBD Diagnostic Device. This battery supports customized dimensions, voltage, and protection circuits to match specific application needs. Featuring low internal resistance, long cycle life, and reliable safety performance, the VTCBATT 250mAh Li-polymer battery ensures efficient operation, extended runtime, and dependable performance for both consumer and industrial applications.

Delivers consistent, reliable 3.7V power optimized for low-drain Micro-IoT and data logging sensors.

Ultra-flat profile allows compact design for miniature handheld instruments maximizing volumetric energy density.

High-efficiency shape utilizes tight space within compact diagnostic devices for dependable consistent energy output.

Seamlessly integrates into slim housings of fitness trackers, offering specialized tailored dimensions.

Maximize internal space with an ultra-low profile tailored specifically for modern micro-electronics.

Optimized for low-drain requirements, providing reliable, consistent 250mAh power for miniature sensor devices.

Ultra-compact footprint fits slim modern micro-electronic housings for space-efficient, dependable power storage.

Small footprint fits incredibly slim housings while providing dependable energy storage without overheating.











