1. It is a waste to use the powerful camera of for 4 Pro only on the drone. This modification kit can turn for 4 Pro into a handheld gimbal, which can be used for both flying and land , and can also use the remaining power of for 4 Pro to continue in an emergency. 2. This for 4 Pro handheld gimbal modification kit is formed by 3D printing technology, and the parts where the product contacts the fuselage are affixed with sponges to prevent wear. The single handle is simple and suitable for short-term . 3. A 1/4 tripod interface is reserved at the bottom, which can be transferred to various tripods, and a desktop mini tripod is given as a gift. Specifications:B:for RC Arm Expansion Color:Black Material:plastic Package Contents: 1 * Drone Handheld Holder kit 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.