Attach the Olympus FL-LM1 shoe mount flash to your camera and get the desired illumination for your photos. As it is TTL dedicated this Olympus shoe mount flash is designed to work with E-PM1 and E-PL3 Micro Four Thirds cameras. The Olympus FL-LM1 has a guide number of 10 feet (3.05 m) ISO 200 at 35 mm position, providing a wide coverage enough for a 14 mm lens and allowing you to place the flash well at a sufficient distance from the subject. As this Olympus shoe mount flash measures at only 1.5 x 1.3 x 1.7 inches and weighs 0.88 oz, it is versatile and compact. Moreover, the Olympus FL-LM1 flash is powered by the camera body and no batteries are required.