Model:B6705AD874FH60174 1. Designed to care compatible with the elderly and children, easy to install, drink water with one click 2. Designed with safe material, no toxic and no smell, health and environmental protection 3. Suitable compatible with pure bottled drinking water, a variety of models gallon barrel with 2.16-inch (5.5cm) neck 4. Built in USB rechargeable Lithium batteries, can be used compatible with 30-40 days or around 8-10 bottles of 5 gallon water once full charged 5. 300 ml water, 500 ml, 1 L to choose from, could also be the water compatible with a long time. Material:plastic colour:White Package Contents:1 x Water pump1 x charging cable Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.