2-Power pääakku - akku - 46 mAh (2P-FRU01AV458)

For technicians servicing compact IoT sensors, medical wearables, or wireless earbuds, this 2-Power main battery pack delivers a dependable 46 mAh charge in a slim pouch form factor. Its lithium-ion polymer chemistry ensures stable output for low-power devices that demand reliable, long-cycle performance.

Key specifications

• Capacity: 46 mAh / 0.17 Wh
• Nominal voltage: 3.7 V
• Technology: Lithium-ion polymer (LiPo)
• Rechargeable: Yes, 300–500 cycles
• Protection: Overcharge, over-discharge, short-circuit
• Operating temperature: 0 °C to 45 °C
• Certifications: CE, RoHS
• Colour: Black

Why choose it

This replacement pack restores original runtime to devices that have aged batteries. Its single-cell pouch design fits tight internal cavities, while integrated safety circuits prevent damage from voltage spikes or deep discharge. The LiPo chemistry offers a flat discharge curve, keeping your device operational until the very end of each charge.

Ideal use cases

• Replacing a worn battery in a fitness tracker or smartwatch
• Refurbishing Bluetooth earbuds or hearing aids
• Powering custom IoT sensor nodes or beacons
• Prototyping low-power wearable electronics

Good to know

Installation requires basic soldering or connector matching; verify polarity and connector type before fitting. Store at 40–60 % charge in a cool, dry place to prolong shelf life. The pack is not user-serviceable and should be recycled according to local e-waste regulations.