Features: 1. 150PSI Smart & Automatic Tire Inflator - Max 150PSI / 10.3 BAR high pressure capacity air compressor simply connect your tire and preset the expected tire pressure level, the smart air pump automatically stops inflating when inflation reaches the preset value which can be avoided exaggerating, safe and reliable. 2. Large LCD Pressure Gauge- built in precision chip, just connect your air pump to any of your tires, the automatic tire inflator detects the current pressure status. Large LCD display with 4 unit values switchable like PSI, BAR, KPA, kg/cm^2, easy to read even in dark ambience. 3. Portable Design with LED Bright Light - The cordless air compressor than palm size and 13.4 oz, lightweight and portable, easier to carry and no space occupation. Bright LED light can help you see clearly in emergency situations at night, also useful for inflating at night, repairing in the dark or walking at night. 4. Built-in 4.0A Lithium Battery- Tire Inflator comes with a powerful 4000mAh rechargeable lithium battery which support USB charging and USB reverse charging, you can pump your equipment anytime, anywhere. You can also use it as a power bank to power another mobile electronic device. 5. Versatile and powerful - portable air compressor comes with 4 nozzle adapters perfectly designed for a variety of items to be inflated, such as bicycle tires, car tires, motorcycle tires, home use , electric bicycle tires, balls, swimming rings, inflatable toys and other inflatable structures. Specification: Product name: cordless air pumpPower: 80WBattery capacity: 4000mAhPower supply: 5V 1A charging USBSwitchable unit: KPA, BAR, PSI, KG / cmInflate Efficiency: 2Min / 1.95 mountain tiresLED: 80lumin x 7H Function: Inflatable, lightening, USB reverse chargingAccessories: USB cable, Trachea, needle inflation ballApplication: Cars, bicycles, balls, rings swimming, etc.Item Size: 120 * 78 * 50 mm / 4.7 * 3.0 * 2.0inItem Weight: 380g / 13.4 oz Packing List: 1 * Wireless Air Pump1 * USB Cable 1 * Ball Inflation Needle1 * Trachea1 * User Manual