Sunmi M2 Payment Terminal Compatible Battery 3.8V 3000mAh GT72 2QE 494AU The BMS handled turbo-mode current

The BMS handled turbo-mode current draw without tripping

Charger rejecting the pack after sitting unused all winter

Installing this replacement UPS battery set helps maintain continuous operation of your MM300SS/1

Durability: Strong casing and secure terminal connections reduce the risk of failure due to vibration or exposure in typical yard conditions

Sunmi M2 Payment Terminal Compatible Battery 3.8V 3000mAh GT72 2QE 494AU The BMS handled turbo-mode currentSunmi M2 T7820 3. 8V Li Polymer Replacement Battery (JKHS) This is a 3. 8V, 3000mAh Li Polymer battery for the Sunmi M2 and T7820 payment terminals. It replaces OEM part number JKHS and slots directly into the battery bay on both models. Capacity is 3000mAh (11. 4Wh), matching the original cell specification. M2 and T7820 compatibility: Both terminals share the same battery bay geometry, connector pinout, and BMS handshake protocol one cell covers