2-power Main Battery Pack 3850 - Accu - 42 mAh (2P-45N1091)

Replacement lithium-ion battery pack delivering 42 mAh at 3.7 V for small electronic devices. Its single-cell design with integrated protection circuitry ensures safe, dependable power for compatible equipment.

Advantages

Engineered with overcharge, over-discharge, and short circuit protection, this battery safeguards both the cell and the host device. The rechargeable Li-Ion chemistry provides stable voltage and a long service life, reducing the need for frequent replacements.

Suitable for

• Device-specific applications requiring a 3.7 V, 42 mAh Li-Ion battery
• Small electronics, sensors, and portable instruments
• Users needing a reliable backup or replacement power source

Key specifications

• Capacity: 42 mAh
• Voltage: 3.7 V
• Energy: 0.1554 Wh
• Technology: Lithium-Ion (Li-Ion), rechargeable
• Number of cells: 1
• Protection: Overcharge, over-discharge, short circuit
• Operating temperature: 0°C to 45°C (charging), -20°C to 60°C (discharging)
• Storage temperature: -20°C to 45°C

Recommendations

Verify compatibility with your device's original battery specifications before ordering. For optimal longevity, store in a cool, dry place and avoid full discharge when possible.