Description: Convenient and Rechargeable: This Bike Electric Air Pump is easy to use with a USB rechargeable feature, making it great for use, and easy carrying and storage. Silicone cover provides protection for your hands, making the pump and more convenient to use.Design: Electric Mini Tire Inflator can quickly inflate your bike tires or balls, saving time and energy. Built in 630mAh battery. The charging speed of this wireless inflator is incredibly fast. During charging, three indicator lights will flash and stay continuously lit once fully charged.Compact and Portable: The air pump's compact size 7.5cmx4.5cmx3cm/2.95inchx1.77inchx1.18inch and lightweight aluminum alloy material makes it greatly portable and travel friendly, whether you're cycling or playing basketball.Multifunctional: This Portable Air Compressor is not only suitable for road bikes and mountain bikes but also for balls, catering to different needs. The pump can be easily turned on by pressing any button. It features different modes for various needs, such as a mountain bike mode. If there is no operation within a few minute, the device will automatically shut down to save energy.Reliable Material: Made from aluminum alloy material, this Electric Bicycle Pump is reliable ensuring longevity, designed to withstand the rigors of outdoor use. The Package comes with 1 air pump, 1 silicone case, 7 accessories, and 1 manual. Specification: Material: Aluminum alloy Size Chart: 7.5cmx4.5cmx3cm/2.95inchx1.77inchx1.18inch Package Includes: 1 Bike Air Pump1 Silicone Case7 Accessories1 Manual Note: Please allow slightly errors 1-2cm differences due to manual measurement.