Ohuhu Mini Bike Pump Compact & Portable, crafted of high quality and light weight Aluminum Alloy (Pump weight: 3.2oz), only 7.5 long, so you can simply keep it in your bike bag or just attach it to your bike frame under your water bottle cage by using the included bicycle frame mounting kit Inflates up to 110 psi, enough pumping power for air inflation for bike, basketball, swim ring, etc. Durable Solid Aluminum Alloy Construction, rust-free, approved by CE, SGS, ISO9001, high quality guarantee Professional Design with smart locking head, compatible with both Presta or Schrader tire valves, so it will work for you no matter what type of tires you use. Single Action Bike Pump, easy to use and perfect for on-the-go use