|Operating Temperature||0℃ to +40℃ (32°F to 104°F)|
|Storage Temperature||-20℃ to 60℃ (-4°F to 140°F)|
|Operating Time||15 hours (with alkaline batteries)|
|Power Source||Two AA-size alkaline or NiMH batteries|
|Weights and Measurements|
|Dimensions (Approx.)||2 1/2 x 1 7/8 x 2 5/8 in (61.0 x 46.4 x 65.2 mm) (W x H x D)|
|Weight (Approx.)||3.0 oz (85 g)|
|Wireless Adaptor Specification|
Sony interchangeable-lens digital cameras
**FA-WRC1M wireless radio commander required, sold separately).
***VMC-MM1 multi-connector cable required for camera connection, sold separately).
|Compatible flash units||Multi Interface Shoe compatible α system flash units (FA-WRC1M wireless radio commander required,sold separately).|
|Multi Interface Foot||Yes|
|Sync terminal||Yes (Output)|
|Frequency Range||2.4 GHz band|
|Max. range (Approx.)||
30 meters (98.4 ft)
*May vary according to conditions.
Radio frequency lighting control system - for creative lighting control of up to 15 flash units in up to 5 groups, up to 98' away.