ITEM NAME:Waterproof 12v / 24v Motorcycle USB Charger Adapter Socket And Voltmeter D SJB Descriptio n Material: plastic + metal Colour: Black Number of USB ports: 2 Power input: 12V USB power output: DC 5V 2.1A Line length size: 1.5 meters Product list: 1*Motorcycle Cigarette Lighter Socket Outlet Dual USB Charger (cigarette lighter not included) , 1 set of accessories Features: *Motorcycle Cigarette Lighter Socket Outlet Dual USB Charger LED Voltmeter+Switch *Fits for charging GPS, PSP, mobile phones and other digital devices *Built-in intelligent microprocessor chip and fuse for overcurrent protection *Digital display voltage, convenient for you to know the voltage value at real time *With waterproof independent switch, practical to use *Intelligent lighting design, no need to carry lighter *Environmental protection, safe to use *High temperature resistant, corrosion resistant, durable and reliable *Full-enclosed rubber cover design, water resistant and dustproof *Compact design can be mounted to almost any surfaces Warm Tips: 1.Please use a fuse less than or equal to 20A when replacing the fuse. 2.Do not use the battery when the battery is insufficient. 3.Please do not reverse polarity. 4.Please make sure to cover it with rubber cover when raining or washing the car or not in use. 5.Please start the engine and use, if without starting the engine, please remove the electronic product. Honesty is gold for all! Waterproof 12v/24v Motorcycle USB Charger Power Adapter Socket&Voltmeter Display