Li-ion Lithium Battery Board Charger Module Li LED Board 5V 1A Mini USB Board

1. Charge module- Linear charging. 
2. Current- 1A adjustable. 
3. Charge precision- 1.5%. 
4. Input voltage- 4.5V-5.5V. 
5. Full charge voltage- 4.2V. 
6. Led indicator- red is charging Green is full charged. 
7. Input interface- Micro USB. 
8. Work temperature- -10℃ to +85℃. 
9. Inversed polarity- NO. 
10.Size- small to 25X19X10mm