R4 LED Light features:

Power Supply Methods: Sony NP-Series Li-ion rechargeable battery (NP-F550/F750/F960/F970).

5600K Pure Color Power LED's
Equipped with 4 high qulity Super Bright, Pure Color Power LED's that produces a very clean and natural color.Color Temperature is steady even in a long time lighting.

Super Bright 700 Lux
R4 is a high bright (700 lux) LED with 4 individual LEDs, Pure Color Power LED bulbs.

MAX 30000H lifetime: R4 is a super light with high efficience,energy conservation and less light loss.

Flicker Free / Dimmable 25-100%
The R4 produces a flicker free light and has a rear facing dimmer knob that can be adjusted from 25% - 100%.

Two Magnetic Filter Plates
The R4 has magnetic filter plates that simply installed to the side of the LED light. Magnetic Yellow Warming filter & Magnetic White Diffusion filter.

Heat Free LED
This light uses LED technology which offers heat free operation only drawing 12 watts of power.

Compact Design
Less than 6" at its longest side

Shoe Mount
The R4 comes with a swivel shoe mount adapter that is perfect for mounting on any DV or DSLR camera such as Canon 5D,7D.

All in all, the R4 is good at wedding shooting, small studio video-shooting and much much more!The included barn doors and diffusers give the user the ability of on-the-spot configuration of the beam, making the light very versatile - suitable for a wide array of uses.