Full functions supported as the camera shutter switch (with halfway or complete pressing) Design for group macro long exposures continuous motion shooting etc Timer delay: 0s to 99hrs 59min 59s in one-second increments Exposure time: 0s to 99hrs 59min 59s in one-second increments; Exposure count: 1 to 99. Interval: 0s to 99hrs 59min 59s in one-second increments Specifications: * Design for group macro long exposures continuous motion shooting etc * Useful to single clap Continuous shooting B-boundless & delay shooting ever set related parameter to timing shooting. Compatibility: Canon EOS 450D 400D 300D 350D 30 30V 33 300 300V 50 50E 500 500N EOS1V EOS-1D 1 Ds 1D Mark II 1 Ds Mark II 20D 10D D60 D30 DSLR * Display Panel Illumination: Pressing the bulb shape button illuminates the display panel for 6 sec. * Release Button: Provided for halfway & complete pressing. Release lock provided. Can be used to release the shutter even during self & interval timer operations * Camera Connection: Quick-lock remote control socket * Cord length: 90cm * Power Source: One Lithium CR2032 (3V) button battery * Battery Life: Approx. 3 years. Exhausted battery indicated by a blinking battery-low icon on the display panel. 1x Camera Timer Remote 1x 3V Button Battery