Ann-Tech Dual Li-On Battery Charger for 20700 26650 18650 18490 16340 14500 10400 Batteries USB Powered 5V DC (with Micro USB Charging Cable) (Not for Li-FePo4 Batteries) ISO 9001:2015 Certified - Product Features
- Built-in indicator shows the charging status, it will turn green when battery is fully charged.
- Can be powered up by any USB 5V output Over-charging and over-discharge protection
- Automatic Shut-Off, negative voltage automatic recognition when the battery is fully charged
- Short Circuiting Protection : Protect the charger and batteries from short circuit The Maximum limited voltage is 4.25V for protective
- INPUT- 5V/1Amp ( Micro USB ) OUTPUT - 4.2V/500mah