Durable and easy to use: The second release of the "LF Series" LED light is used as a power supply with 6 easy-to-use AA batteries that deliver a large amount of 1400 lumens of light (Submersible only) (*1) LED light "LF1400-S" ■ Practical water resistance depth: 120 m; LED life: approx. 10,0000 hours; Usage / Storage temperature: ± degrees F to 3 degrees F 0 degree / Weight: Not compatible with the "LF Series" LED (LF1000-S) or "LE Series" LED lights that use 3 AA batteries (1200-S) or "LE Series" LED lights (LE700-W/LE700-S/LE350 etc.) Please note that the light head cannot be replaced and used.