ITEM NAME:Waterproof 12-24V 12V Car Cigarette Lighter Power Socket Plug with Panel Vo A6E7 Waterproof 12-24V 12V Car Cigarette Lighter Power Socket Plug with Panel Vo A6E7 100% Brand new and high quality Color: As shown Material : ABS Multifunctional product, perfect for travel use. Wiring kit for cigarette lighters to install in any 12V-24V motorbike, Boat, Riding mower, tractor or car. Widely used with electric equipment for power supply: Vehicle,GPS, mobile phone, camera, mp3 (cannot smoke) The Voltmeter: For checking the state of your battery and battery charger. The state of your battery between full charged and discharged. Can indicate a poor or bad charging system. Tells whether your battery is holding a charge or not. Overall Size: about 10.5 x 4.5 x 5.5cm Input: DC12V-24V. Barrel inner diameter:2.1cm/0.83" Barrel inner length: 3.6cm/1.42" DC Volt meter operation temperature: 0-50C/32-122F degrees Package Included: 1 X 12V DC Cigarette Lighter Socket & Voltmeter 4 x Screws 4 x Insulated Terminals Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3 cm.