Larger area, more effective cooling has strong thermal conductivity and good cooling effect material use non-yellowing Flowing water cooling, the working principle is the same as that of high-end computer radiators, not only can use tap water to cool down, but also use professional water cooling liquid Professional pneumatic sealing joint, high-strength sealing and water-proof interface Included battery: no Water tank capacity: 600ml Approximately continuous use: 100 hours The maximum extension of the phone holder can reach: 84mm colour:Transparent color Material:ABS+ aluminum plate size:90 x 52mm Package Contents: 1 x Cell phone circulation radiator 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.