YouPro YP-870 camera timing shutter release adopts FSK 2.4GHz wireless control system, supports single shooting, low speed and high speed continuous shooting, Bulb shooting and delay shooting. And the communication distance is up to 80 meters. Features: Adopts FSK system and global free 2.4GHz frequency, more stable and more reliable. 32 channels available, more choices to prevent the signal disturb, and 80 meters remote control distance. Supports single shooting, low speed and high speed continuous shooting, Bulb shooting, delay shooting and timing shooting. Support 99hrs 59min 59s accurate timing setting. (In 1 second increment). The transmitter can be connected with the camera and works as a wired remote control, also supports the shooting modes mentioned above. With LCD display , very convenient to get accurate channel and shooting modes information, easy operation. Special low power consumption design, suitable for long time use. Compatible with: for Sony: DSLR A58/ A7R/ A7/ A7II/ A7RII/ A7SII/ A7S/ A6000/ A5000/ A5100/ A3000/ RX110II; Specifications: Model: YP-870 S2; Radio Frequency: 2.4GHz; Modulation: FSK; Communication Distance: 80m; Communication Channel: 32; Timer Setting: 0s to 99hrs 59min 59s in 1 second increment; Number of Shots: 1 to 99, or unlimited; Transmitter Stand-by Time: 1000 hours; Receiver Stand-by Time: 400 hours; Transmitter Power Supply: 2 * 1.5V AAA Batteries (Not included); Receiver Power Supply: 1 * 3V CR2 Battery (Not included); Transmitter Size: Approx. 13.5 * 4 * 1.5cm / 5.3 * 1.6 * 0.6in; Receiver Size: Approx. 5.3 * 3.6 * 2.8cm / 2.1 * 1.4 * 1.1in; Item Weight: 45g / 1.6oz (Transmitter); 30g / 1.1oz (Receiver); Package Size: 16.8 * 11 * 3.8cm / 6.6 * 4.3 * 1.5in; Package Weight: 153g / 5.4oz; Note: Batteries are not included. Package List: 1 * Transmitter; 1 * Receiver; 1 * Connection Cable; 1 * User Manual