TW-830/S1 can single camera shoot, shoot, B door, delayed operation, and set the related parameters for timing plan. Delay can be set delay time and number of sheets, filming delay time from 1 s to 59 s, shooting a number from 1 to 99. You can set the timing plan, can be set up from 0 seconds to 99 hours, 59 minutes and 59 seconds. Shoot number can be set from 1 to 99 zhang and unlimited number of sheets. Change the shutter cable can control different brands, different models of different types of camera. TW-830/S1 using liquid crystal display, easy to understand, easy to operate. The surface uses the wiredrawing processing. Add texture button set electroplating ring.