once you know your body measurements,consult the Size Chart on the product pages for actual item measurements to determine which size you should purchase.
- Fast Inflating & 12V DC Outlet: 70mai Air Compressor has 32L/min inflation rate and works with 12V DC output. Pumps up 195/70R14 tire from 0-30PSI within 3 minutes. - Auto Cut-off & Pressure Pre-set: Safe operation with pressure pre-set and auto cut-off functions. Dynamically adjusts pressure with real-time sensor data. - Wide Compatibility: 23 adapted nozzles for multiple scenarios. Long nozzle for beach balls and floats, short nozzle for inflatable beds, and needle for balls. - Touch Screen with Built-in LED: Built-in LED touch screen for reading tire pressure and setting pre-set tire pressure, even in poor lighting conditions. - Small Size Design & Easy Stored: Comes with premium carrying case and unibody design to reduce noise level under 72dB and vibration level. Mini-size of 9.3''x6.8''x4.4'' for easy storage.