Micro USB 5V 1A Lithium Li-ion Battery Charge Charging Board Module + Protection

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 about 26mm x 17mm