XH M602 Lithium Battery Charging Control Module Overcharge Digital Display High Accuracy Voltage ControllerYou can set the start charging voltage and stop charging voltage, can charge all batteries such as 12V 24V 36V 48V 60V 72V 84V 96V, digital display set value, monitor real-time voltage, according to the set value to start and stop, effectively the battery from damage due to loss of power or overcharge.Applicable to all 3.7v to 120v batteries.Model: XH-M602.Input Voltage: AC 220V.Display Precision: 0.1V.Control Precision: 0.1V.Output Type: output switch.Voltage Tolerance: +/-0.1V.Application Fields:for 3.7-120V lithium battery or storage battery.Size:86*58*24mm..