Specification :Material: PC+ABSInput voltage:12V-24VOutput voltage: Dual USB/QC3.0 PDOperating temperature -40℃, maximum 80℃Instructions+''to the positive pole''-''to the negative pole''Product features: Flame retant, high temperature resistance, corrosion resistance, bility and deformation resistance.【Spring-Loaded Dust Cover】No Need to Large Holes + Dustproof ,Nylon housing has effective scratch resistance and this product also design has Dustproof cap, this cap effectively protects the charger against sudden water spes and dustproof.【Equment Compatibility】Universally suitable for most 12V/24V Vehicles, Cars, Motorcycles, Boats, RV. Input: 12V-24V, Output: 5V 3.1A, the blue light is always on when power is on.Wide Compatibility Charge all your Android IOS devices. Car charger adapter charges your mobile device at the maximum charging speed your device supports.【Installation Note】1. Turn off the engine.2. , fix the main body with screws, and cover the dust lid3. Connect the wire (red for positive pole and blafor negative pole).Product installation:1. Select the installation position of the car charger to open the hole or keep the installation position.2. Disaemble the board, install the car charger, and tighten the nut to fix it.3. The positive electrode (red line) of the car charger is connected to the fresh-keeping box of electric power; The negative electrode (blaline) is afr4. Connect the positive and negative poles of the car charger and fix the position of the car charger.Kindly Notes:1. Since the hone series does not support fast charging, charging the hone is normal speed.2. For mobile phones that support fast charging, you must the charging cable or fast charging cable to achieve fast charging.3.For vehicles, it's recommended to get power from f box, while for the motorcycle, better connect to the wires of the key switch.Package Included:1x Dual Ports USB/PD Charger (Optional)