What's in the box:

KKmoon Tire Inflator Portable Air Compressor 150PSI Electric Air Pump with Pressure Gauge LED Light 4000mAh USB Rechargeable Power Bank Auto Shut Off for Car Bicycle Balls and Other Inflatables (Standard)

Features:
150PSI Smart & Automatic Tire Inflator -- Max 150PSI/10.3 BAR high-pressure capacity air compressor simply connect your tire and preset tire pressure level you expect, the smart air pump will automatically stop inflating when the inflation reaches the preset value which can be avoided over inflating, safe and reliable.
Large LCD Pressure Gauge -- Built-in precision chip, simply connect your air pump to any of your tires, the tire inflator will automatic detect the current pressure status. Large LCD screen with 4 switcheable unit values as PSI, BAR, KPA, Kg/cm^2, easy read even under dark enviroment.
Portable Design with Bright LED Light -- The cordless air compressor only in palm size and 13.4oz, lightweight and portable, easier to carry on and no space occupation. Bright LED light can helps you see clearly in emergency situations at night, also useful for inflating at night, repairing in dark or walking at night.
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 up your equipment anytime, anywhere. You can also use it as a power bank to power other mobile electronic device.
Versatile & Powerful -- Handheld air compressor comes with 4 nozzle adapters perfectly designed for a variety of items to inflating, like bike tires, home use car tires, motorcycle tires, electric bicycle tires, balls, swimming rings, inflatable toys, and other inflatables

Specification:
Product Name: Wireless Air Pump
Power: 80W
Battery Capacity: 4000mAh
Power Supply: 5V 1A USB Charging
Switcheable Unit: KPA, BAR, PSI, KG/cm
Inflate Efficiency: 2mins/ 1.95 Mountain tires
LED Light: 80lumin x 7h
Function: Inflatable, Lightening, USB Reverse Charging
Accessories: USB Cable, Trachea, Ball Inflation Needle
Application: Cars, Bicycles, Balls, Swimming Rings, etc.
Item Size: 120 * 78 * 50mm/4.7 * 3.0 * 2.0in
Item Weight: 380g/13.4oz

Packing List:
1 * Wireless Air Pump
1 * USB Cable
1 * Ball Inflation Needle
1 * Trachea
1 * User Manual