Features: 150PSI Smart & Automatic Tire Inflator - Max 150 PSI / 10.3 bar high pressure air compressor. Just connect your tire and the preset tire pressure you expect, the pump will adjust the pressure automatically. The smart air pump will automatically stop inflating when the inflation reaches the preset value, which can avoid over-inflation safely and reliably. Large LCD Pressure Gauge - Chip. Built-in precision pump, just connect your pump à air to air each of your tires, the tire inflator will automatically detect the current pressure status. Large LCD display with 4 switchable unit values such as PSI, BAR, KPA, Kg/cm^2, easy to use. Read even in dark environment. Portable Design with Bright LED Light - The cordless air compressor is only palm-sized and 13.4oz in weight, lightweight and portable, easier to carry and no space required. The bright LED light can help you better see clearly at night in emergency situations, also useful for night inflation and repairs in the dark or