This item is pump, manufactured with , so that it can serve you for many years. High material that can ensure its durability and practicability. It is perfect for car tires and bike tires, balls and inflatable toys use. Features -Color: Black. -Material: Metal. -Size: About 12.00X8.00X5.20cm/4.72X3.14X2.04inch. -Made of material, durable and safe for a long time use. -Easy to carry, and it will become your emergency helper. -Perfect for car, bicycles, motorcycles, , swimming ring, basketball, football, life buoy, air bed, and any inflatable balls toys. -Easy to grasp with one hand, comfortable to hold, compact size, which is portable and light weight, easy and convenient to carry. -It has a simple design, but very practical in use, bring much convenience to you. Specifications: -Operating : 1-5A -Reverse charging with USB: 5V 1A -Input voltage: charger 5V, greater than 2A -Maximum : <=5A -No load : <=2A -Battery capacity: 4000mA -Noise decibel: 60-80dB -Charging mode: Micro USB -Pressure: 150 psi/ / 990 kpa / 10.3 10.5 kg/cm -Input voltage: charger 5V/2A -Can achieve: the pressure of 150 psi/ / 990 kpa / 10.3 10.5 KG/CM -Battery model: -Operating temperature: -20 degree centigrade -50 degree centigrade -Emergency lighting: 80LM 10 hours -Charging time: about 3 hours Package list: 1 x M8 air pump 1 x Inflatable tube 1 x Inflatable accessory connector 1 x USB charging cable