Efficient : Fully inflate 2 car tires or top up car tires 8 times, thanks to enhancements that deliver 45.4% higher inflation performance on a full charge. High-precision cylinder block supports pressures up to 150 psi Accuracy : Digitally controlled air-pressure sensors improve inflation accuracy to ±1 psi*, putting an end to back-and-forth tire pressure checking as you inflate. Preset Pressure : The Xiaomi Portable Electric Air Compressor 1S automatically stops inflating your tires when your desired pre-set pressure is reached. Five different inflation modes: Manual Mode, Bicycle Mode, Motorcycle Mode, Car Mode & Ball Mode all these come with preset air pressure values—prevents over-inflation and delivers peace of mind. Battery Powered : Inbuilt 2000 mAH Lithium battery-support to energize compressor on-the-go, mean no external power source is required Easy-to-carry, attractive design: Weighing only 480g*, the compact design makes it ideal for when you're travelling light. Type-C : Upgraded charging with a Type-C port, for worry-free trips around the world LED Light : In Built LED light for night-time use & SOS flashing feature for emergency Build quality : • Separated internal compartments for increased safety.The device features separate compartments for the mechanical and battery systems, to deliver optimum heat dissipation. • Air hose on/off switch to prevent accidental use prevents accidental power-on due to vibration. • Inflate from multiple angles the flexible hose means you can still inflate your tires, no matter where the tire valve is. Accessories : Multiple accessories to meet your every need Comes with a storage bag, Needle Valve Adapter, and Presta Valve Adapter for all eventualities. Tested & Approved: Eight rigorous tests* to ensure durability, temperature & pressure protection