CamerAcc Pixel RW-221/UC1 Wireless Shutter Remote Control for Olympus E-620/E-600/E-550/E-520/E-510/E-450/E-420/E-410/E-400/E-100/E-30/E-PM1/E-M5 & Olympus PEN E-PL2/E-PL3/E-P3/EP-2/EP-1 & Olympus SP 590UZ/570UZ/565UZ/560UZ/550UZ/510UZ/810UZ/SZ-300MR/SZ-20/SZ-11/XZ-1 Using FSK 2.4 GHz wireless controls system which more reliability and stability Transmitter only uses lower than 2mA under working status. Receiver only uses lower than 2mA under working status Shutter function modes include single shooting, continuous shooting, bulb shooting and delay shooting No angle restriction, simple operation, high sensitivity Transmission distance: 100 meters; Channel: 16 channels