PULUZ Universal Phone Aluminum Alloy Clamp Holder Bracket with Cold Shoe For iPhone, Galaxy, Huawei, Xiaomi, Sony, HTC, Google and other Smartphones 1. Made of high quality aluminum alloy metal and soft protective rubber for better holding your phone firmly while protecting it. 2. Design with cold shoe mount on top, you can use to attach extra video lights, flashes, LED lights or microphones. 3. With 14 inch screw holes on the bottom and back, can be mounted on selfie pole, tripod, stabilizer, video slider & alike for professional smartphone video shooting. 4. Helps you filming steady video for Facebook Live, Periscope, and other live streaming platforms. 5. The holder clamp can be expanded from 2 inch 5cm to 3.5 inch 8.8cm wide, which made it compatible with most smart phones.