ITEM NAME:car Auto Engine 2 Trade cigarette lighter socket adapter 12V / 24V Waterpro F3C3 car Auto Engine 2 Trade cigarette lighter socket adapter 12V / 24V Waterpro F3C3 Double Barrel inner diameter: 2.1cm / 0.83 inch Double Barrel inner length: 3.6cm/1.42 inch Voltage: 12V -24V Devices are equipped with 12 or 24V cigarette lighter plug. Color: Black Widely used with electrical equipment for the power supply used: vehicle, GPS, cell phone, camera, mp3 (no smoking). Harness for every 12V motorcycle, boat install, riding mower, tractor or car cigarette lighters. Max 20A. Universal, flush-mounted socket Package List: 1 x Dual outlet cigarette lighter 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 +/-1-3cm.