Producer: ROCKBROS Model number: LK4232001001/RBS Package dimensions: 30 x 7.2 x 4.6 cm; 172 g Color: black Size: approx. 4x5x28cm/ 4x5x41.5cm (after stretching) Weight: 172 Grams Material type: 6063 aluminum alloy Batteries: 1 Lithium Metal (included) 【ADJUSTABLE AIR PRESSURE】This bicycle pump provides high-pressure compressed air up to 320 PSI/22 bar and can be combined with an air additive. Simply add the air additive module to release 2-5 PSI of pressure each time. The two-stroke pump can even help with power. Therefore, our mini pump is suitable for road bikes, MTBs, balls, swimming rings, etc. 【ELECTRONIC PRESSURE GAUGE】The high-pressure pump is equipped with an electronic pressure gauge, reading. Barometric units include PSI, bar, kPa, and kg/cm². Behind the pressure gauge is a compartment that can hold two batteries. Once powered on, the electronic pressure gauge works properly (two batteries are included in the listing). 【COMPATIBLE WITH PRESTA & SCHRADER VALVES】Our bike pump features a split adapter valve for compatibility with Presta and Schrader valves. A durable, frost-resistant hose with a 360-degree swivel outlet ensures quick and easy inflation for all vehicles. 【LIGHT & HANDY & ERGONOMIC】Our air pump is made of lightweight 6063 aluminum alloy and weighs just 172g. Its 28cm length allows it to fit easily in a pocket, backpack, or bike bag. The included handle also allows you to attach it to the side under your water bottle cage for easy access. The non-slip handle is ergonomic and allows for effortless pumping.