Promaster 2173 Unplugged LED Transmitter Camera Grips 0 oz (28g)Backwards CompatibilityWorks with

0 oz (28g)Backwards CompatibilityWorks with all versions of Capture

Even a hot shoe mic mounted on the camera won't pick up focusing noise

Premium Diffusion Fabric

85 watt compact fluorescent lamp

Compatibility Off-Camera Flash Size 2 x 3' / 0

Promaster 2173 Unplugged LED Transmitter Camera Grips 0 oz (28g)Backwards CompatibilityWorks withSPECIFICATIONS Compatible with UNPLUGGED LED lights 2. 4 GHz operating frequency Weight: 3 1 4 oz 92 g Dimensions: 4 1 4" x 2 3 4" x 1 1 2" 108mm x 70mm x 38mm Power source: 2 x AA batteries Weights & dimensions do not include batteries or cords. INCLUDES: 1 UNPLUGGED LED Transmitter 2 x AA batteries ProMaster 5398 USB firmware downloading cable for computer connection. USB micro B.