2-power pääakku - akku - 55 mAh (2P-N18GG)

For technicians and hobbyists who service small electronics, the 2-POWER 2P-N18GG Main Battery Pack provides a dependable power source for devices requiring a compact 55 mAh lithium-polymer cell. Whether you're replacing a worn battery in a smartwatch, Bluetooth earbuds, or an IoT sensor, this rechargeable pack restores reliable operation.

Key specifications

• Capacity: 55 mAh
• Chemistry: Lithium-ion Polymer (Li-Po)
• Nominal voltage: 3.7 V
• Energy rating: 0.20 Wh
• Rechargeable: Yes
• Cycle life: 300–500 cycles to 80% capacity
• Protection: Overcharge, over-discharge, overcurrent, short-circuit
• Operating temperature: 0°C to 45°C
• Storage temperature: -20°C to 60°C
• Certifications: CE, RoHS
• Connector: Device-specific, typically 2-pin JST or similar micro-connector

Why choose it

This battery pack is built with integrated protection circuitry to guard against common electrical faults, extending the life of both the battery and your device. Its Li-Po chemistry offers a high energy density in a slim, lightweight form factor, making it ideal for space-constrained applications. The cell is manufactured to meet CE and RoHS standards, ensuring quality and environmental compliance.

Ideal use cases

• Replacement for smartwatch batteries
• Power source for Bluetooth earbuds and headsets
• Battery for small IoT sensors and wearables
• DIY electronics projects requiring a compact rechargeable cell

Good to know

Before installation, verify that the connector type and polarity match your device's requirements. The battery should be charged using an appropriate Li-Po charger with a maximum charge voltage of 4.2 V. For optimal longevity, avoid deep discharges and store the battery at a partial charge in a cool, dry place.