Type: Remote control switch with built-in timer control functions and exposure count control
Compatible Cameras: Cameras equipped with a dedicated quick-lock remote control socket
Release Button: Provided for halfway and complete pressing. Release lock provided. Can be used to release the shutter even during self-timer and interval timer operations
Camera Connection: Quick-lock remote control socket
Cord Length: 80cm
Power Source: One CR2023 lithium 3V button battery ( included )
Battery Life: Approximately 3 years. Exhausted battery indicated by a blinking battery-low icon on the display panel
Dimensions: 1.57(w) x 0.8(h) x 5.63(d)" (40 x 20 x 143mm)
Weight: 3 oz. (85g) including battery
Requires RA-N3 adapter when used with with EOS 1Ds, 1D, 10D, D60, D30 and D2000 models.