1. Compatible with the latest PD devices on the market ( / / Android / ) 2. Fast charge your phone for /Android from 0% to 50% in 30 minutes 3. It can charge Ultrabooks, Macbooks and Air (after 2018) in 20V mode, Note: 20V/2.25A mode can only be realized when the input is higher than 20V Electric seat with protective cover Input voltage: DC12-24V Output rated power: 12V 15A 24V 10A Voltmeter measuring range: DC 2.5-30V Voltmeter LED backlight: blue The DC voltmeter monitors the battery voltage in real time and can judge whether the battery is charging based on the voltage. Connection method: red connected to the positive pole of the power supply (12-24V+) black connected to the negative pole Installation method: install about 172*40 mm through a hole, then put it into the product and fix it with screws USB PD + QC3.0 charging (blue + ) (Note: The backlight is blue in uncharged and normal charging mode, and the LED backlight is orange in PD charging mode.) Product output: USB Type-A