Dual Channel Wireless Follow Focus SLR Electronic Remote Control Gimbal Controller Zooming. Dual channel wireless follow focus: - Wireless controller x 1 - Wireless receiver x 1 - Follow focus gear x 2 - Follow focus ring x 2 - Charger x 2 - Motor holder x 2 - Aerial aluminum case x 1 Compatibility: - Focus follow suppot Canon EF damping size camera - Support EF, UF, MP movie camera lens - Motor torque is 15kg/cm, can work with many lens Functions: - Three memory points, two channels follow focus+zoom, memory zoom speed adjusting, range limit, power on delay, initiate follow focus warning tone Channel: - Wireless the only address code, no inteference when 100 pairs using together Wireless network: - 2.4G wireless transmission Transmission: - Support 100M signal transmission, TX distance 200m. Usually it cost about 35USD-50USD. If you receive defective item, please kindly notify us within 14 days. The item "Dual CH Wireless Follow Focus SLR Electronic Remote Control Gimbal Controller" is in sale since Thursday, June 21, 2018.This item is in the category "Cameras & Photography\Film Photography\Movie Camera Accessories". The seller is "onemoredeal" and is located in Shenzhen. This item can be shipped worldwide.