Zero voltage start immediately, no need to wait for the car to ignite High rate battery, release 1000A maximum current All-copper permanent magnet movement, equipped with 12V all-metal high-pressure cylinder, stable operation Quick inflation, stop automatically after full inflate LED dual-screen digital display, check battery and tire pressure DO anti-reverse connection design, an alarm will be issued when reverse connection is detected Emergency rescue lights to avoid emergencies Equipped with 5V/2A charging interface, can charge mobile phone Specification: Material: ABS+acrylic Battery capacity: 2200mAh x4 Output capacity: 4800mAh Power: 60W Starting power: 500A Maximum current: 1000A Charging time: 3-5 hours Input: Type-C 5V 2.4A/9V 2A Output: USB 5V 2A Working voltage: 14.8V Piston diameter: 19mm Inflatable range: 0-150psi Noise: less than 85db Charging time: 3-5 hours Inflation efficiency: about 6 minutes Inflatable hose length: 30mm Size: 16.2x12.5x4.5 cm Weight: 1050g