MINI SIZE & PORTABLE CARRY: Weight only 124g,and the size only 64.5*63*28mm.This mini pump is exquisite and portable, you can put it in your backpack or pocket. Cordless design, get rid of tangled wires.Minimize the storage space and maximize your leisure time.Suitable for road and mountain bicycles. SMART DESIGN:The upgraded mini electric pump comes with an LED Screen, which can be opened by long pressing the button to display the pressure value in real time.What'more, the intelligent + - button design, which can adjust the target pressure value. 120 PSI HIGH PRESSURE: With a built-in high-performance chip, this mini tire inflator can quickly inflate tires up to a maximum pressure of 120 PSI with.It only takes 50-160 seconds to inflate a bicycle tire depend on the type of tires.It lasts 200 seconds after full charge with 450mAh battery. FAST CHARGING: ROCKBROS Mini Electric Tire Inflator only takes 25 minutes to fully charge with a Type-C USB Charging cable.In addition, it has a multi-color indicator to show the remaining battery:The green light indicates 80-100% power; Yellow light 50-80% electricity; The red light is less than 50% charged. PRESTA & SCHRADER BIKE PUMP VALVES: Our Mini Electric Tire pumps are designed to quickly change the Presta and Schrader bike pump valves for road or mountain bikes without any tools.In addition, it come with a silicone protector, which can better protect the aluminum alloy mini pump from scratch, even falling down will not be damaged. Color ?Black-120PSI (LED Screen) Brand ?ROCKBROS Material ?Aluminum Item Weight ?97 Grams Power Source ?Battery Powered Maximum Pressure ?120 Pound per Square Inch Operation Mode ?Automatic Manufacturer ?ROCKBROS Item Package Dimensions L x W x H ?5 x 3.35 x 1.54 inches Package Weight ?0.22 Kilograms Brand Name ?ROCKBROS Model Name ?42320011001 Suggested Users ?unisex Part Number ?42320011001 Included Components ?Charging cable, Sealing part, Presta thimble, Silicone case Size ?64.5*63*28mm Sport Type ?Cycling