Godox V860III-O Flash for Olympus Camera Flash Speedlite 7.2V/2600mAh Lithium Battery, GN60 2.4G Wireless HSS 1/8000 1.5s Recycle Time 10 Levels LED Modeling Light for Olympus/Panasonic CamerasSpecification Model: Godox V860III O for Olympus Modeling flash: Fired with camera's depth of field preview button Power(1 1 out power): 76Ws Color Temperature: 5300K200K Flash Coverage: 20 to 200mm Flash Duration: 1 300 to 1 20000 seconds Power Source: 7. 2V 2600mAh Li ion battery Recycle Time: Approx 1. 5 seconds. Green LED indicator will light up when the flash is ready. Full Power Flashes: Approx. 480 Sync Triggering Mode: Hotshoe, 2. 5mm sync