Dimensions: 2" x 2". SOS Strobe. Impact resistant. Water resistant. Ultra-bright white light. Color changing mode. Color lock mode. Detachable diffusor lantern and spotlight. Hanging hook. Single-button control. Modes High: (100 lumens, 3h runtime), Medium: (20 lumens, 11h runtime), Low: (1 lumen, 100h runtime). Emergency flash lasts up to 48 hours. Black base. Closeout item, packaging may be damaged. Requires (3) AAA batteries (included).Batteries may be corroded. Hang packaged.