USB C car charger with internal IC chip protects against excessive current, over-heating, over-voltage, and over-load Charging stops automatically when the battery is full Made of ABS+PC fireproof material for safety and reliability, extending service life 191W 3-port charger supports PD 140W/PPS 33W and QC 3.0 high output for fast charging Simultaneously charges all smartphones and other devices like MacBook laptops, switches, tablets, etc. Charges most devices back to 100% in a short time Fits perfectly with any standard 12V/24V USB cigarette lighter Compatible with any device that charges via USB, including family cars, business SUVs, and off-road sports cars Provides steady charging even on bumpy roads without falling off