Features Safe and Harmless: This battery charger module adopts exquisite technology, which is very safe to use and harmless to human body, so you can use it without any worries. Support Digital Display: Our battery charger module supports digital display, making your operation more intuitive and clear, saving time. Simple Operation: The battery charger module is very simple to operate, the button start and stop, you can adjust the voltage at any time. ABS Material: This battery charger module is made of ABS material, PCB board, strong and durable, corrosion resistant, not easy to damage. Scope of Application: Applicable to all kinds of batteries and lithium batteries, a wide range of applications, when the battery is under voltage or low power, will automatically disconnect. Specification: Item Type: Battery Charger Module Material: ABS Control Voltage: 12V battery special Control Current: 30A Package List:1 x Battery Charger Module Package List 1 x Battery Charger Module