With 3 AA batteries for a large amount of 1,000 lumens. It is equipped with 3 AA batteries and is equipped with a new CREE Power LED "XM-L2" that is easy to use and is equipped with 1,000 lumens. The 2-level light switch feature allows you to use it on land, and the included filter allows you to switch between the illumination angle and the color of the light with a simple structure, durable, and easy to operate switch between 2 levels. You can choose between "Low mode" and "Full mode" that can be used on land for a long period of time, and the "Full mode" with a large amount of light. Durable and difficult to submerge intrusion; Features a simple structure rotary switch with a locking mechanism in the power off position. Combined with a double O-ring for the moving parts, it ensures a secure on/off action and reduces the risk of water immersion. The light head and battery box are also made of salt water resistant aluminum alloy for durability. ● Compatible with a wide variety of options: The light holder required when incorporating into the camera system, comes with two types of "single light holder, LF", and "strobe light holder/LF". Can be used for a variety of lighting applications such as LED lights alone, multiple or combined with strobes. The light head part can be replaced. With the "LF Series" LED lights that use 3 AA batteries, you can change the light heads depending on your application.