Bower SFD728O Dedicated AF TTL Flash for Olympus/Panasonic E-620/E-520/ E-PL5/E-PM2, Panasonic DMC-G5/G6/G10/GH2/GF6/GX1 and Similar DSLRs (Black) Fully automatic TTL dedication Guide No: 92ft (28m) @ ISO 100 Bounce, Zoom and Swivel Fast IGBT recycling circuitry Compatible with Olympus E-620, E-30, E-5, E-3, E-510, E-420, E-510, E-520, E-M5, E-P3, E-P5, E-PL3, E-PL5, E-PM2 and Panasonic DMC-G5, DMC-G6, DMC-G10, DMC-GH2, DMC-GF6, and DMC-GX1 DSLR cameras.