This item includes a transmitter, receiver, and C1 cable. Its controlling distance can be up to 100 meters. With C1 cable, it can work with Canon camera (G10,G11,G12,60D,70D,100D,300D,350D,400D ,450D,500D,550D,600D,650D,700D,1000D,1100D, etc), Pentax camera(K5,K5II,K7,K30,K10D,K20D,K100,K200,etc) and so on. Features: Wireless controller set, includes a transmitter, receiver, and C1 cable. Control distance up to 100 meters if there aren't any interruption. Realize shooting functions including single-shot, time-lapse shot and BULB. Mini in size, easy to packed in camera bag and carry along. Powered by AAA 1.5V battery(not included). Compatible with: Canon: G10, G11, G12, 60D, 70D, 100D, 300D, 350D, 400D, 450D, 500D, 550D, 600D, 650D, 700D, 1000D, 1100D, etc. Pentax: K5, K5II, K7, K30 , K10D, K20D, K100, K200, etc. Specifications: Frequency: 2449.86MHz; Distance: Up to 100m; Power: Transmitter-1 * AAA batteries / Receiver – 2 * AAA battery (not included); Transmitter size: Approx. 8.5 * 2.5 * 1.5cm / 3.3 * 1 * 0.6 in; Transmitter weight: 15g / 0.6oz; Receiver size: Approx. 6 * 4.7 * 3.5cm / 2.4 * 1.9 * 1.4in; Receiver weight: 33g / 1.2oz; Package size: 15 * 13.5 * 4cm / 5.9 * 5.3 * 1.6in; Package weight: 95g / 3.4oz; Package List: 1 * Remote Shutter Controller Set (Transmitter; Receiver); 1 * C1 Cable; 1 * User Manual (English; Chinese)