Belively Three Stockets Adapter with 2 USB Interfaced Triple Cigarette Lighter Inspecting Battery Voltage Temperature Disply for Iphone Ipad Cellphone (Golden) This product is a triple cigarette lighter of dual-core dual USB interface,of which the number is extended to 3 from 1 in former cars.The output voltage is the same as that of the former one.There are 2 USB interfaces which can separately output DC5V/1000mA and 2100mA current and which shall be mobile phone,MP3,digital camera and digital products,of which the maximum output power is 120W and which can connect various kinds of digital products. For the 3 hole-one part straight blade desgin,it is small in volume and light in weight,which can be taken conveniently;it has grand appearance without jumbled lines,which does not occupy space and does not affect the aesthetics inside cars. Independent switch buttons are installed for each hole of cigarette lighters. For automotive 12V/24DC power supply horn coupling,the power is high and the performance is stable. The screen can display the inspected battery voltage and the temperature inside cars at any time