3.7V 40mAh 1050 Special Round LiPo Battery for Wearable Electronics

  • Model:  LNC1050
  • Voltage: 3.7V
  • Capacity: 40mAh
  • Size:  D1: 10.4mm / D2: 10.25mm / H: 5.45mm

LNC1050 Special Round LiPo Battery

Compact 3.7V round lithium polymer battery designed for space-constrained portable electronics, offering stable performance, high energy density, and long cycle life.

3.7V / 40mAh
Round Structure
Compact Design
Low Self-Discharge

Product Overview

The LNC1050 is a special round lithium polymer battery engineered for ultra-compact electronic systems requiring reliable micro power supply.
Its cylindrical geometry enables efficient integration into small wearable devices, GPS modules, and portable electronics.

Despite its small size, it delivers stable discharge performance, low self-discharge characteristics, and reliable cycle life for long-term embedded applications.

Technical Specifications

ItemSpecification
ModelLNC1050
Nominal Voltage3.7V
Capacity40mAh
DimensionsD1: 10.4mm / D2: 10.25mm / H: 5.45mm
Internal Resistance≤ 500mΩ
Charge Cut-off Voltage4.2V
Discharge Cut-off Voltage3.0V
Standard Charge Current8mA
Max Charge Current80mA
Standard Discharge Current8mA
Max Discharge Current80mA
Operating TemperatureCharge: 0°C ~ 45°C / Discharge: -10°C ~ 60°C
Cycle Life≥500 cycles (0.2C charge/discharge, ≥80% retention)

Key Features

Ultra-Compact Design

Special round structure designed for miniature electronic integration.

Stable Performance

Reliable voltage output for continuous low-power applications.

Low Self-Discharge

Maintains capacity during long-term storage and standby use.

Long Cycle Life

Supports up to 500 charge/discharge cycles.

Applications

  • GPS Tracking Devices
  • Wearable Electronics
  • MP3 / Portable Audio Devices
  • PDA and Handheld Electronics
  • Compact Embedded Systems

OEM / ODM Custom Battery Solutions

We support customized small round lithium polymer batteries for compact electronic devices, including capacity, size, and structural optimization for embedded applications.