ITEM NAME:Car USB Charger Voltage Meter Switch Press on Off Waterproof LED Display VolK7U9 Car USB Charger Voltage Meter Switch Press on Off Waterproof LED Display VolK7U9 Operating voltage: DC 12V-24V Interface: 2 USB Port Output: DC 5V 4.8A 1. With Press ON OFF Switch, Voltage LED Dispaly and Power Cable 2.. Modification dual USB socket charger with dual-circle LED light (round and rectangle), fashion and cool design, IP66 waterproof and dustproof. 3. Support to install in 12-24V car, motorbike, boat, riding mower, SUV, ATV, tractor or car. 4. Dual USB, total output up to 4.8A, support to charge 2 devices simultaneously. 5.can be used in -20~80 Centigrade environments, highs safety coefficient. 6. Widely used with electric equipment for power supply: mobile phone, tablet, GPS, camera, mp3, etc. colour:Black+Blue Material:Fire retardant PC size:12*8*5CM Power Cable length:60cm Package Contents: 1*Car USB Charger.Interface: 2 USB Port. colour:Black+Blue. Material:Fire retardant PC.