Usage Tips:Made of high quality material, its durable for longtime service, adopting food grade silicone hose, , less, cold and hot temperature resistant, safe to use High-density abs plastic shell with stainless steel outlet pipe, anti rust eco-friendly, healthy for your life, fits most standard water bottle size, powerful pressure design, water comes out quick and stable Charged by usb, no extra power, you can connect it to any device included usb port such as computer laptop phone and etc, convenient to use while camping or travel As a smart device, its simply operated by a convenient click for automatically pump a certain amount of water, time saving and no waste Easy installation without technical require, featured elegant appearance, the pump is great for home and office, as a modern decoration, it make your rooms look more tidy decent Specification: Condition: 100% Material: Stainless Steel + ABS Rated Voltage: 5V Rated Power: 5W Bottle Pump Height: Approx. 17cm / 6.7inch Bottle Pump Diameter: Approx. 6cm / 2.4inch Water Outlet Length: Approx. 11.5cm / 4.5inch Package Weight: Approx. 415g Package Included: 1 x Electric Bottle Pump 1 x USB Cable 1 x Hose