Included with the E-M1 and E-M5 Mirrorless Micro Four Thirds cameras, the Olympus FL-LM2 Flash, offered here as a replacement or spare, allows users to add a little bit of fill light to their scene or trigger slave flash units remotely from the camera body. It has a guide number of 23' at ISO 100 and has a wide coverage of 14mm lenses in the Micro Four Thirds format. Also, the flash is compatible with Olympus' TTL system and offers wireless master TTL functionality for controlling up to 3 groups of remote flashes. Additionally, it has slow, first and second curtain sync capabilities and runs on the camera's power, so it does not need batteries.
Replacement unit for the following cameras: E-M1 & E-M5
35mm equivalent coverage is equal to 28mm
TTL operation and wireless TTL control are possible
No batteries are required