1. 3 sections stretch structure design, support 78-160mm cell phone, thickness can not exceed 1cm
2. Strongly fix the phone not loose after pulling, easy to carry
3. Compatible with large screen cell phones, stable and fixed
4. Unique bullhorn-shaped grip design, palm does not overhang, feel more comfortable
5. Stretching plate with stainless steel sheet, accelerate the phone heat dissipation
6. BT version: 4.0
7. Battery capacity: 300 mA