HDR-300 LED ring light with light Stand Mount The HDR-300 features 300 daylight-balanced LEDs which produce 1950 Lux @ 1-meter.With this output, the ring light is equivalent in power to a conventional 1x1 light panel. An onboard dimmer offers seamless power variation from 0-100%. It has two power options: a Sony NP-F Battery Plate and a DC?2.5 jack. (Battery and power supply are not included). It has several mounting options. Several mounting threads allow for compatibility with the L-bracket as well as a 15mm Rod Mount system. It comes packaged with two magnetic filters: a Tungsten Filter and a Frost Diffusion Filter.It has a 65? beam-angle allowing for an wide, even spread of light.