Hyundai 2Ah 40V Rechargeable Lithium Battery

Hyundai 2Ah 40V Rechargeable Lithium Battery, 2 Year Warranty. 40V battery voltage BMS full protection Battery level indicator LED Indicator: Battery Power 4 Green Lights: 100% Power 3 Green Lights: >75% Power 2 Green Lights: >50% Power 1 Green Lights: >25% Power