Neewer NW-870/S2 320 Feet LCD Display Shutter Release Wireless Timer Remote Control 32CH Transmitter Receiver for Sony a58/ NEX-3NL/ a7/ a7r/ a6000/ a5000/ a3000 2.4GHz 32 channels wireless timer remote control with LCD backlight display. Operating distance can reach up to 32ft/1m. Can be used under wired or wireless circumstances. Half-pressing to auto focus; Full-pressing to trigger shutter. Support single shot, slow & quick shot, time-lapse, bulb setting, timer shot.