DescriptionThis product is a practical car battery wireless switch device. Made of premium material, it is sturdy and safe for long-lasting use. It has easy remote operation, you can even control it from home. It will keep your car battery safer.And it is suitable for all 12 vehicle with displacement less than 4.0.Features-Battery:2016 Button Battery-WorkingVoltage: 12V-Rated Current: 200A-Instantaneous Current: 800A-Color:As Shown -Material:ABS, Electronic Components, Copper, Rubber -Size:4.60X4.60X4.50cm/1.81X1.81X1.77in With higher working current and instantaneous current, this disconnectswitch is safer and more active. This module has the advantages of a larger receiving area, better receiving performance and less heat. This car battery disconnect switch can master kill your vehiclesystempower, extend and protect the battery and engine life. The position of copper sheet and power wire can not be changed, otherwise motherboard will be burned. The car wireless battery isolator is universally suitable for car, truck, SUV, trailer, and so on.