Upgraded large-capacity battery: durable work (continuous working time up to 6 and a half minutes). When the air pump works for 5 minutes, it needs to be shut down for cooling to prevent machine damage. Brass joint is suitable for high pressure/high temperature, suitable for 150PSI. The high-pressure air pump will generate heat when working, and the metal material is more durable and stable. Palm-sized and easy to store, small body with high energy, powerful air pump 15L/min Features LED display/small battery capacity/large battery capacity/Quick inflation/easy operation Applicable valve: both trachea and air pressure nozzle Suitable for American and French valves and Schrader valves and balls Ball valve adapter, toy valve adapter Air pressure range: 0~150PSI Charging connection interface: Type-C The working time is about 6 minutes and 30 seconds Battery capacity: 2400mAh (800mAh x 3) Gas volume: 15L/Min Voltage: 11.1V Maximum current: 6A Temperature range:-20~50°C Charging: about 1.5H Air flow: 15 liters/minute Colour: Black material: plastic Tips: The product may be updated constantly, Due To Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use Package Contents: 1 x Bicycle Pump Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.