Model: Jueying Viltrox JY620
Guide Number: 40 ( at 50mm focal length, ISO 100 in meters)
Flash Coverage: 50mm
Exposure Control Type: stroboscopic flash , manual flash
Effective Flash Range: 0.7-29mm (with EF 50mm f/1.4, ISO 100)
Flash Exposure Compensation: manual, ±0.3 strops in 1/3- or 1/2- stop increments
Flash Exposure Confirmation: flash exposure confirmation lamp lights
Recycling Time: Normal flash 3.0 sec. (with 4 size-AA alkaline batteries,
batteries are not included)
Flash-ready Indicator: Red pilot lamp lights
Transmission Method: Optical pulse
Slave Flash Modes: S1, S2
External Power: Compact battery pack Canon CP-E4 (battery is not included)
Transmission Range (Approx.): Reception angle ±40° horizontal, ±30° vertical
Dimensions (WxHxD): Approx. 72X122X101mm/2.8X4.8X3.9''
Net Weight: Approx. 320g/11.3oz
Standard Hot-shoe Cameras
Sony and Minolta Camera Need an extra hot-shoe adapter (the adapter is not
This flash can not work on TTL mode.
To avoid overheating and deteriorating the flash head, do not stroboscopic flash
more than 10 times in succession. After 10 times, allow the flash to rest for at
least 15 min.
If you try to use the stroboscopic flash more than 10 times in succession, the
firing might stop automatically to protect the flash head. If this happens,
allow the flash to reset for at least 15 min.
1 × JY620 Flash Light
1 × Protecting Bag
1 × Mini Stand
1 × English Manual