JJC SR-F2W Wireless Remote Controller is specially designed for Sony cameras and camcorders. You can use the wireless remote controller to operate a camera or a camcorder that has a Sony Multi Terminal. The wireless remote controller allows you to control the camera or camcorder from afar when shooting, so it also prevents camera shaking. The working distance of SR-F2W is up to 100 meters. The unit includes three parts: transmitter, receiver and a connecting cable. The transmitter and receiver are respectively powered by two AAA batteries. The wireless remote controller has basic recording functions (power on / off, video start / stop, focusing / shooting, zooming and displaying grid lines). With locking function, JJC SR-F2W is ideal for Bulb long exposure and continuous shots. The receiver has a universal 1/4"-20 tripod socket on the bottom, so you can even mount it onto a tripod. Moreover, equipped with a 1/4"-20 tripod socket in the backside, the transmitter can attach to any object with a 1/4"-20 male screw. JJC SR-F2W replaces Sony RMT-VP1K and RM-VPR1 Remote Commander.