Description: -Triple Cigarette Lighter: three hole expansion, independent switch(turn on the switch and the blue light is on), double USB + Type-c design. -Voltage detection: 12-24V voltage output, built in LED display, understand the voltage state of the car. -Charge assistant: compatible with most digital devices on the market to meet your daily charge. -Independent master switch: to avoid the high pressure after the start of the car, no need to insert repeatedly. -Smart chip: 3.1A to improve charging efficiency, detect different USB port devices, intellgent matching current, to achieve intelligent charging effect. Specification: output voltage:5V charging current:3100mA Interface: 2 USB ports, 2 Type-c ports, 3 cigarette lighter hole Material: Plastic Package Includes: 1 Piece Car Cigarette Lighter Charger