- Charge module: Linear charging           
- Current: 1A adjustable           
- Charge precision: +- 1.5%           
- Input voltage: 4.5V to 5.5V           
- Full charger voltage: 4.2V           
- New upgrade version with LED charging indicator           
- Input Interface: USB-C         
- Working Temperature: -10c to 85c (c = celcious)           
- Inversed Polarity: Not Available           
- Size: 25mmX12mm