Specification:Brand:BETOModel Numbe:LD-020AGLength:20.6cmMain Material: Aluminum AlloyColor:As pictures showedWeight:about 213gFeatures:Brand new & high quality2 Stage Alloy Mini Pump w/1' GaugePatented dual piston 2-stage mechanismHigh pressure/Big volume switch on end capDual valve fits Schrader/PrestaAlloy outer/inner barrel1 industrial grade brass gaugeLight weighted ，portable and easy to inflateHI-V mode:big air inflation mode，good for high pressure situationThe pump bottom is with adjustment knob.This is effectively distinguished for different types of bike of high pressure situationHI-P mode: high pressure mode.This air inflation is smaller for each time.easy to air inflat.，good for types of high pressure situationSuitable for French valve / American valveMore product details，As pictures showedPackage Included:1 X Mini Bike Pump1 X Pump clip 2 X Screws