Compact size, lightweight and portable. This inflation pump has 3 different replaceable inflation heads, which can not only inflate car tires, but also inflate motorcycle tires, bicycle tires, football, basketball, and other balls. Features: Variable frequency all copper motor, made of all copper, with strong load energy and low loss of power. Triple cooling, long-lasting inflation without overheating, double-sided heat dissipation holes+spiralfan+built-in extended pump diameter, increasing heat dissipation speed by 99%. Intelligent chip, automatic inflation and stopping, accurate pressure measurement. Compact size for easy carrying and operation. The air pump will automatically stopinflating when the inflation reaches the preset values. Operation without noise. Equipped with light, it serves as a flashlight at criticalmoments and does not effect your operation at night. Wear resistant rubber inflation hose, antifreezing and non breaking, explosion-proof and high-temperature resistant. Specifications: Color: black Material: metal+plastics+rubber Power: 120W Inflation hose length: 100mm / 3.9in Speed: 30L/min Battery: 3.7V, 4000mAh Item size: 150 * 80 * 55mm / 5.9 * 3.1 * 2.2in Package size: 165 * 105 * 55mm / 6.5 * 4.1 * 2.2in Package weight: 545g / 1.2lb Packing List: 1 * Tire Pump 3 * Nozzle 1 * Hose 1 * USB Cable