1. 16 Channels with hot-shoe connector for external flashes
2. The receiver has umbrella hole
3. The receiver has an on/off switch
4. Transmitter -- 12V-23A
5. Receiver -- 2 x AAA batteries
6. Working frequency: 433MHz
7. Max. working distance--30m (Open area without interference)
8. Max. Sync Speed - 1/250s (depending on camera and flash)
9. Works for majority of older flashes used with film cameras.
1. Receiver =1pc
2. Transmitter =1pc
3. Sync cable Φ2.5*30cm =1pc
4. User manual =1pc