The Phottix Juno Speedlight offers wireless triggering with its built-in 2.4 GHz Ares II transceiver. Thanks to its manual operation, you can use this Speedlight with most camera systems. The flash can be used as a master to trigger flashes or itself within the range of 100 m. This flash provides a guide number of 58 m with ISO 100 at 200mm focal range. You can swivel the head vertically from -7° to 90° and pan it 360°. The flash can be triggered off-camera with the PC terminal. There are two slave timing modes namely, Instant Sync and Skip Preflash. The flash runs on four AA alkaline or rechargeable NiMH batteries.