Godox iT22-O TTL Mini Flash for Olympus/Panasonic (LUMIX) - Camera Flash with Intuitive Display, 1.5s Recycle Time, Built-in Battery, USB-C Charging, Approx. 700 Full Power Flashes, Compact Design, Black The Godox iT22-O is compatible with Olympus/Panasonic cameras with TTL auto flash. Compatible models: Olympus E-M1 / PEN-F / E-M10II / E-PL8 / E-P5 / E-M10III. Compatible models: Panasonic GH4 / LX100 / DMC-GF1 / DMC-G85 / DMC-GX85 / DMC-LX100 / DMC-FZ2500GK / S1. TTL Support: The iT22 is equipped with TTL technology, automatically adjusting flash output based on camera settings for perfect exposure every time. No receipt or proof of purchase is available. Please refrain from price negotiations.