1. Wirelessly Trigger Your Camera's Shutter                                                    
2. 16 Channels with Working Distance of 100 Meters                                          
3. Energy Saving Design, Long Working Hour

4. Two-Level Shutter Button, Autofocus, Continuous Drive & Bulb Mode Supported

5. Ultra low-power consumption design benefits a longer period( ~20,000 times) of use

6. Wireless bulb shutter and continuous shooting function (Corresponding function setting is required for camera). 
7. Operating frequency of transmitter:433MHZ