Feature: 1. Continuous live broadcast for ten hours, still good heat dissipation 2. Only one clip is needed to cool the phone, and it will drop 5 directly after start-up 3. Dual-core semiconductor cooling film, dual-fan dual-fins, silicone anti-skid pad, low power consumption design 4. No delay in charging and cooling 5. Comes with bracket access port, can be matched with universal wheel bracket, bracket access port 6. Support bracket modification, pan/tilt modification, and universal wheel accessories, suitable for 1/4 screw head and universal wheel modification 7. The live broadcast is smoother and longer lasting, which solves the problem of long-term live broadcast heating 8.The width can be extended to 88mm, the buckle is telescopic, flexible and compatible, meeting the needs of multi-size equipment. Specification: Product model: K4 Heat dissipation type: semiconductor cooling Voltage and current: 5V2A Charging interface: C/USB type Model use: width 68-88mm/2.67-3.46in Product material: abs+pc+ aluminum alloy Color: Gun, Silver Product size: 111*77*29mm/4.33*3*1.2in Product weight: 97g Packing size: 125*90*40mm/4.92*3.54*1.57in Package weight: 176g