Manual zoom 18-180mm, Super charging speeds: approx. 3.5 s. This can support a maximum shutter speed of 1/320 s. If the speed is more than 1/320 s, there will be inconsistent exposures (black shadow layer will appear on the photo) Flash times: 100-1500 times; flash control: 8 levels of output control (1/128-1/1), step length is 0.3EV, total 22 fine tuning stations Vertical rotation angle:-7-90 degrees; horizontal rotation angle:-90-180 degrees Compatible with Canon Nikon Panasonic Olympus Pentax Fijifilm DSLRs and Sony mirror and camera cameras with Mi hot feet such as a9 a7 a7II a7III a7R III a7RII a7SII a6000 a6300 a6500. Technical data: Conductor No.: 54 (ISO 100, 180mm) Flash mode: M/MULTI/S1/S2 Flash range: 18-180mm manual zoom, tilt/tilt flash head (flash for reflection) W wireless triggering: S1/S2 inductive flash Wireless triggering distance: indoor 20-30 meters; outdoor 10-15 meters Vertical rotation angle:-7-90 degrees, horizontal rotation angle:-90-180 degrees Color Temperature: 5600K Recycling time: 3.5 seconds Flash times: 100-1500 times Flash control: 1/128-1/1 step length is 0.3EV, total 22 fine tuning stations External interface: hot shoe, PC sync port, external charging port Power: 4 x AA alkaline batteries or Ni-MH batteries (not included) Additional function: synchronization with computer, energy saving mode, over temperature protection. Material: Metal Plastic Size: 20.3x7.6x6.1 cm Weight: 295 grams/10.41 ounces GAR C3\2 Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.