Product material: ABS Product Color: Black Input Voltage: DC 12V - 24V Output:5V 4.8A 1: This is a 4.8A intelligent fast charger, with voltage display, high voltage warning, it can display charging more→rate, there is a switch that can freely switch the mode of display and turn on/off the power. 2: Press the switch lightly to turn on the power, it can display the real-time voltage after the full-screen lights up for 2 seconds, and then press the button once again to switch to the red power indicator. Both display modes can be freely switched by the button, Press and hold the switch for two seconds to turn off the power of the device. After turning off the power, it means that the device has