ITEM NAME:Motorcycle 4.2A USB Power Charger Adapter Blue Voltmeter with Plug for BMW Product Description Description: 12V Car motorcycle universal voltmeter /LED digital voltmeter 100% Brand New. Input:12V DC Range:5~15V DC Features: DC voltage measurement, with anti - reverse, short-circuit protection function Product use range:Cars, motorcycles, other general models Included: 1 * Voltmeter Socket 2 * 14cm Cable.If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item. 12 months Warranty. Product use range:Cars, motorcycles, other general models.