The Aputure Digital Timer Remote is a professional grade time designed for precise control over scheduled shutter release, exposure length, frequency and many more functions. It provides delayed shutter release to the second, intermittent release, time exposure and continuous shooting to preset limits. The time can be preset from 1 second to 99 hours. Settings are viewed on an LCD screen. A dial enables you to easily enter numeric settings with a single thumb. The LCD panel can be illuminated. Features: Digitally accurate time controls via LCD display Delay, long exposure and interval time management functions Multi photo numbering setting Mechanical shutter release mechanism works w/wo battery Low power consumption LCD panel can be illuminated in dark environments Specifications: Dimension: 15.4cm (L) x 4cm (W) x 1.8 cm (D) (cord excluded) Display: 1.2" LCD Screen Color: Black Cord Length: 80cm Power Supply: One lithium CR2032 (3V) button battery Weight: 105g Model and Compatibility: Canon EOS 1D Mark IV, 1D(s) Mark III, 1D Mark III, 5D Mark III, 5D Mark II, 1D(s) Mark II,1D Mark II(N), 1D Mark II, 50D, 40D, 30D, 20D, 10D, 7D,6D, 5D,1D X,1D C, 1Ds, 1D, 1V, EOS 3,D2000.