Features1Lightweight and compact size, convenient to carry. 2Aluminium alloy material, durable, corrosion-resistant with good hand feeling. 3Quick and easy inflation, time and labor conservation. 4Control lever operation regulates speed of CO2 release for precisely controlled inflation. 5Compatible with Schrader \u0026 Presta valve nozzles, with no valve head switching needed. 6Foam sleeve protects fingers from frostbite when operating. 7Waterproof and rust prevention, more durable.SpecificationThe mini air pump is specially provided for bicycle and MTB. It is portable,light and multipurpose. Nice accessory of outdoor use for cyclist.Features:Lightweight and compact size, convenient to carry.Aluminium alloy material, durable, corrosion-resistant with good hand feeling.Quick and easy inflation, time and labor conservation.Control lever operation regulates speed of CO2 release for precisely controlled inflation.Compatible with Schrader & Presta valve nozzles, with no valve head switching needed.Foam sleeve protects fingers from frostbite when operating.Waterproof and rust prevention, more durable.Note:No CO2 Cartridges Included.Specifications:Material: Aluminum alloy.Color: Blue / Red (optional).Max Pressure: 110 PSIPipe Size: 4.6 * 3.1 cm / 1.8 * 1.2 inProduct Weight: 25.3 g /0.9 ozPacking Size: 11 * 7.5 * 2 cm / 4.3 * 3.0 * 0.8 inPacking Weight: 41 g / 1.4 ozPackage List:1* Bicycle Pump1* Foam SleevePackage List1* Bicycle Pump1* Foam Sleeve