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  • 3.7 v 400mah lipo battery
  • 67-3.7 v 400mah lipo battery 1
  • 67-3.7 v 400mah lipo battery 1
  • 3.7 v 400mah lipo battery
  • 67-3.7 v 400mah lipo battery 1
  • 67-3.7 v 400mah lipo battery 1

352745 3.7V 400mAh LiPo Battery for GPS Tracker, Bluetooth Speaker, Barcode Scanner

ModelVTC-LP352745
Voltage3.7V
Capacity400mAh
Max Size (Thickness x Width x Length)3.7mm*27.5mm*47mm
Operating Temperature-20℃ to 60℃
Standard Charge Rate0.5C
Standard Discharge Rate1C
Configuration1S1P
Weight6.8g

3.7 v 400mah 352745 lipo battery Manufacturer in China

VTCBATT supplies the 352745 3.7V 400mAh LiPo battery for compact electronic products that need stable rechargeable power, slim pouch-cell dimensions, and flexible wire/connector options. As a lithium polymer battery factory and manufacturer, VTCBATT supports B2B customers with custom cell matching, PCM protection, lead wire length, connector selection, labeling, sampling, and production planning for applications such as GPS trackers, Bluetooth speakers, barcode scanners, medical thermometers, wireless security sensors, wearable health monitors, smart remote controls, and portable LED lights.

VTCBATT can provide OEM/ODM customization including connectors, PCM/BMS protection, lead wires, labels, and customized battery pack solutions for different applications.

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Different Discharge Rate

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

Lipo Battery Different Discharge Rate
Customization

Customization

VTCBATT can support full customization of the lipo batteries in different 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.

Strict Cell Match

Strict cell match standards in 10mV voltage tolerance, 5mAh capacity tolerance, and 1mΩ to ensure excellent performance of the total 3.7 v 400mah lipo battery pack.Furthermore,the PCB with cell balance function can long-lasting power supply without any failure.

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.

Full Certification

VTCBATT lipo battery passed all the major global certifications, such as CB, CE, EN61000,IEC62133,MSDS.UN38.3,ROHS,UL,BIS,KC Certification,which makes your product more competitive.

Ultra Long Warranty

Compared to a normal 12-month warranty, VTCBATT lipo batteries have 14-month warranty and two extra months for shipping and customs clearance ,which ensure the customer’s profit.

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VTCBATT Production and Service

To meet the diverse demands of different customers,VTCBATT is noly only devoted to precise and standardized manufacturing in every process to ensure the highest-quality batteries, but also focuses on customized design and excellent service. By providing comprehensive support from pre-sales to after-sale ,VTCBATT cares customers’ feedback to establish long-term and win-win cooperation. Fast assistance and professional battery proposals are the core principle of our professional sales and technical engineers team.

A Benchmark of Automatic Lithium Polymer Battery Manufacturing Line - VTCBATT Modern Facility

From the raw materials mixing to the cell test, VTCBATT adopts an automatic manufacturing process to maximize production efficiency and enhance the batteries
quality, safety, and reliability. The entire manufacturing process is monitored and 100% tested before flowing to the next procedure to ensure zero defects before delivery.

Over the past 20 years, VTCBATT has built strong partnerships with customers in more than 50 countries worldwide. With reliable quality, responsive service, and tailored battery solutions, we have earned the trust of our clients—many of whom have maintained long-term cooperation and lasting friendships with us for over a decade. Together, we continue to grow and move forward toward a brighter future.

Application

Application for 3.7 v 400mah lipo battery

Barcode Scanner
Barcode Scanner

Efficient handheld barcode scanner powered by a 3.7V 400mAh LiPo battery for long wireless operation.

Bluetooth Speaker
Bluetooth Speaker

Compact Bluetooth speaker utilizing a 3.7V 400mAh LiPo battery, delivering portable sound with reliable energy.

GPS Tracker
GPS Tracker

Reliable GPS tracker featuring a 3.7V 400mAh LiPo battery for extended standby and precise location.

Medical Thermometer
Medical Thermometer

High-precision medical thermometer integrated with 3.7V 400mAh LiPo battery, ensuring fast, accurate, and safe performance.

Portable LED Light
Portable LED Light

Bright portable LED light supported by 3.7V 400mAh LiPo battery, providing efficient illumination for outdoors.

Smart Remote Control
Smart Remote Control

Modern smart remote control powered by 3.7V 400mAh LiPo battery, offering rechargeable convenience and durability.

Wearable Health Monitor
Wearable Health Monitor

Lightweight wearable health monitor using 3.7V 400mAh LiPo battery for continuous tracking in slim designs.

Wireless Security Sensor
Wireless Security Sensor

Advanced wireless security sensor with 3.7V 400mAh LiPo battery, ensuring stable power for constant surveillance.

       
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Looking for the perfect battery solution? Our expert engineering team is ready to support you from idea to delivery. Whether you need custom voltage, size, or application-specific design, we’re here to make it happen. Get in touch today and let us power your success—one battery at a time!
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