Upgraded ice condensation temperature control technology to quickly control temperature without damaging the phone: equipped with dual-core temperature control chip, two-speed adjustment, to deal with various high temperature problems of summer mobile phones, let the phone cool down quickly. Semiconductor cooling, powerful and large-area heat dissipation. Magnetic levitation engine, The sound is so quiet that it can't be heard Make sure you can hear footsteps clearly. Prevent hand injuries Honeycomb cooling vents, 72 honeycomb vents on the front for rapid heat dissipation without damaging the device, No matter how long you play games, you can keep your hands cool. 1st gear: Suitable for watching TV series/live broadcast 2nd gear: Suitable for playing games Type:B:Regular model Colour:Black Material:ABS+Aluminum Alloy Package Contents: 1 * Radiator 1 * Data Cable 1 * Chinese and English instruction manual Only the above package content, other products are not included. Note: Light reflection 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.