The socket carries an LED voltage display indicator light design. After the vehicle is started, the LED light will light up. The light is colorful, which is convenient for checking the voltage in low-light environments. It looks low-key, luxurious and meaningful through the panel. Made of ABS environmentally friendly flame-retardant and high-temperature resistant materials, it is wear-resistant, high-temperature resistant and flame-retardant. The heat-resistant temperature reaches 80° The charging chip has overvoltage, undervoltage, overcurrent and high-temperature protection, which protects your device in real time and effectively guarantees the battery life of mobile devices The installation position of this product is the redundant buttons of the original car. No wiring harness appears in the driver's sight, which fully ensures that the driver's operation will not be disturbed during driving Product name: Modified USB fast charging Function introduction: Voltage display + dual USB fast charging Input voltage: 12-24V Output: 5V Power: 18W Colour:black Material:plastic show:Ice Blue Note: Before purchasing, please measure the size of your car's buttons. If button size is 33X23mm (1.3x0.9inch), this car charger will fit your car. Installation guide not included, we strongly recommend you seek professional installation. Please check as much as possible to make sure the item is what you need. Due to different batches, there may be differences in product appearance and printed text, which will not affect use Package Contents: 1 x QC3.0 USB Charger Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.