Premium battery operated pump replaces CO2 cartridges and hand pumps- Settable range of 3-100psi digital gauge with auto cut off- Accurate to 1% when used with the hose- Auto shutoff for hookless rims- Equivalent to 9 CO2 cartridges- Universal chuck compatibility, works with Silca Schradero & Hiro chucks- TSA-compliant, carry-on travel safe- USB-C rechargeable- 25-60 minute charge time- 222g- 81 x 60 x 32mm