Battery: zinc air (ZnO2) | 1.4V | AC13,R754,coin | Batt.no: 6
Re-battery: Li-Ion | 18650,MR18650 | 3.6V | 3500mAh | Ø18.5x69.5mm
Re-battery: Li-Ion | 21700 | 3.6V | 4000mAh | Ø21.15x70.15mm | 70A | film
Xiaomi BN37 Original Battery For Xiaomi Redmi 6 / Redmi 6A 3000 mAh (OEM)
Re-battery: Li-Ion | 21700 | 3.6V | 5300mAh | Ø21.45x70.75mm | 10.3A




