Description: There are batteries with a total capacity of 2000mAh, which can realize efficient charging. The preset function makes the air pump automatically shut down when the preset tire pressure is reached. Due to built-in bright and auto-on LED light and backlit, the air pump is easy to operate or quick maintenance in the dark and can avoid any potentially dangerous operations during operation. It is made of metal, ABS and electronic component materials, which is durable and sturdy. The length of the inflator is 10 cm, the width is 8 cm, the height is 3 cm. The air hose is 15 cm length. It is suitable for car tires, also suitable for motorcycles, bicycles, balls, inflatable boats, beach floating beds, inflatable toys, etc. Item Name: Car Air Pump Material: Metal,ABS,Electronic Component Battery Capacity: 2 x 2000mAh Lithium Batteries (Included) Product Maximum Power: 84W Working Voltage: 7.4V Working Current: 6A Maximum Air Pressure: 120PSI Accuracy: ±1.5PSI Air Volume: 18L/Min LED Lamp Wattage: 2W, 100LM Product Motor: 16500 (±500) RPM Voltage: 7.4V Load Life: 150 Hours Overcharge Protection: 8.6V Overcurrent Protection: 11A Over Discharge Protection: 4.8V Noise: Less Than 75dB Charging Time: About 3-5 Hours Use Time: 30 Min USB Cable Input Voltage: 5V Maximum Charging Voltage/Current: 8.4V/1A Inflatable Port Maximum Temperature: 70 Degrees Celsius Features: Convenient, Durable, Multi-function Size Details: Inflator Size: 10cm x 8cm x 3cm/3.94" x 3.15" x 1.18" (Approx.) Air Hose Length: 15cm/5.91" (Approx.) Piston Diameter: 1.5cm/0.59" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Car Air Pump 1 x Air Hose 1 x USB Power Cord 4 x Air Nozzles 1 x User Manual 1 x Storage Bag