Product parameters: 【Size】 【102mm * 66mm * 32mm Weight 157 g]] [wire length 80cm [colors] white [indicator] red / green / blue tricolor Colorful voltage indicator [Note] car screens lit cigarette charge point in working condition, the display switches to control the battery voltage value [3] elastic touchtone independent switches, control the three cigarette lighter circuit Product Material fire-rated construction materials, machine height light processing [ 0.75 flat wire material] pure copper wire [protection] against overload, anti-overvoltage, short circuit proof, anti-high temperature and current limit protection [supply] support wide voltage, DC 12V ~ 24V charging port] [2 standard USB interface, output interface [3 cigarette lighter output voltage DC 5V-12V] [Output current] 1A / 2.1A, 3.1A [carrying a total of up to 120W of power] [work] Bright lights remind cigarette lighter port in electricity Under the state, the start switch that lit scope of application car refrigerator, car cleaners, mobile phones, tablet PCs, digital cameras, DV, tachograph, MP4, etc.] [packaging accessories Host * 1, * 1 warranty card, certificate * 1,3M viscose * 1 Product Description [instructions] 1, the USB charging cable into the USB port two products, the products plugged into the car cigarette lighter, then the product indicator lights. Meanwhile, car charger cigarette lighter screen is lit, the display battery voltage value 3, and then the other end of the USB cable, and digital products connected to start charging 4, after charging is complete, unplug the device from the cigarette lighter car charger [ Precautions ● ● Do not use this product in a hot, cold and wet environments do not put the car charger stored in humid or high temperature environments ● ● product away from children after being charged should be promptly set aside each type plugs ● differences in digital products batteries, so charging time is inconsistent undefined undefined undefined undefined