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3.7V 55mAh 401020 Lithium Polymer Battery Li-Po Rechargeable Cell for Bluetooth Headset Speaker GPS MP3 Smart Watch LED Light
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Model:401020
Name：3.7V 55mAh 401020 Battery
Nominal voltage: 3.7V
Nominal capacity:55mAh
Battery type: Polymer lithium battery
Battery size:4*10*20mm
Plug: PH-2.0mm
Charging limit voltage: 4.2V
Discharge limit voltage: 2.75V
Charging current: 0.15~1.25A
Discharge current: 0.15~1.25A
Maximum charging current: 1.2A
Maximum discharge current: 1.2A
Charging working temperature: -10~45℃
Discharge working temperature: -20~60℃
Safety protection: overcharge protection, overdischarge protection, overcurrent protection, short circuit protection
Used for : LED light,MP3,MP4,electric toys,Bluetooth headphones,remote controls,mobile emergency power supply,pos machines,interphone,voice recorder,tilt machine,smart watch,camera,power bank,etc.
Key specifications
- Product type: portable power bank
- Model / part number: 401020
- Voltage: 3.7V
- Capacity: 55mAh
- Ordering check: confirm dimensions, connector polarity and device compatibility before purchase.
Compatibility and ordering check
Match the model number, voltage, capacity, dimensions and connector before ordering. If replacing an existing pack, compare the label and plug orientation with your original battery.
FAQ
- How do I confirm this product fits my device?
- Check model number, voltage, capacity, size and connector against your original part before purchase.
- Can this battery be used with any charger?
- Use only a charger that matches the battery chemistry, voltage and connector requirements.
Safety note
Do not short-circuit, puncture, crush or expose batteries to fire or water. Stop using the battery if it swells, leaks, overheats or shows visible damage.