103040 Li‑Polymer Battery 3.7V 1200mAh Rechargeable Lithium Battery with Protection Board & Wires, 500 Cycles for MP3 MP4 Bluetooth Headset E‑Book Game Player

Basic Properties

Place of Origin: Shenzhen, China

Brand Name: MEISAEN

Certification: CE, RoHS, UN38.3, MSDS, IEC 62619

Trading Properties

Minimum Order Quantity: 100PCS

Supply Ability: 3000 Pieces per Month

Rechargeable Li Polymer Battery

3.7V 1200mAh rechargeable lithium battery

Li-Polymer battery with protection board

Lithium battery for MP3 MP4 Bluetooth

Product Description

This 103040 3.7V 1200mAh lithium‑polymer rechargeable battery comes with built‑in protection board, PTC safety protection and pre‑soldered lead‑out wires. Supports up to 500 charge‑discharge cycles, wide working temperature range. Ideal replacement power source for various small portable consumer electronics.

Product Overview

103040 3.7V 1200mAh Li‑Polymer Rechargeable Battery is a single‑cell soft‑pack lipo battery built with comprehensive safety protection circuit. Equipped with lead‑out wires, over‑charge protection, over‑discharge protection and PTC thermal protection, effectively prevent short‑circuit, overheating risks for your portable devices.

With 500‑cycle service life, it performs stably under wide‑range temperature conditions. Compact dimension and light weight make it a great replacement battery for many small‑size electronic gadgets.

Key Features

✅ Built‑in PCM protection board + PTC thermal safety protection

✅ Over‑charge, over‑discharge multi‑layer safety safeguards

✅ Pre‑installed lead‑out terminal wires for easy installation

✅ Up to 500 times charge‑discharge cycle life

✅ Wide working temperature:‑20℃ ~ 60℃ for charging & discharging

✅ Stable performance for long‑time daily use

✅ Light‑weight compact pouch‑type lithium polymer cell

Wide Application Scenarios

Perfect power supply for:

MP3 / MP4 players, portable mini projector, cordless telephone, Bluetooth headset, e‑book reader, game player and other small portable consumer electronic devices.

Item	Parameter
Model	103040
Battery Type	Lithium‑Polymer (Li‑Po)
Nominal Voltage	3.7V
Nominal Capacity	1200mAh
Combination	Single Cell (1S1P)
Cycle Times	500 Cycles
Charge Working Temperature	-20℃ ~ 60℃
Discharge Working Temperature	-20℃ ~ 60℃
Storage Temperature	-20℃ ~ 60℃
Dimension(L×W×H)	40mm × 30mm ×10mm (4cm ×3cm ×0.10cm)
Weight	10g
Protection Functions	Lead‑out wire, over‑charge protection, PCM board, PTC protection, terminal wire, over‑discharge protection
Origin	Non‑imported (Manufactured in China)

Notice: Please match voltage and dimension before purchasing. Do NOT disassemble, squeeze or short‑circuit the battery.

Shipping & Package

1 unit per package. OEM & bulk order support available.

103040 Li‑Polymer Battery 3.7V 1200mAh Rechargeable Lithium Battery with Protection Board & Wires, 500 Cycles for MP3 MP4 Bluetooth Headset E‑Book Game Player

Li Polymer Battery Pack

Rechargeable Li Polymer Battery

Lithium Polymer Battery Pack

3.7V 1200mAh rechargeable lithium battery

Li-Polymer battery with protection board