The Compact Digital Dedicated TTL Shoe Mount Flash for Olympus and Panasonic is an excellent option for the digital camera user seeking simplicity. The flash is fully automatic and fatures a capable flash (guide number of 28m/92ft at ISO 100) with a compact, durable and lightweight body (8 oz.). It also has a 270 degree swivel, bounce, and zoom head. 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.