High-performance key-chain lamp with R2-LED and a light intensity of 27 lumen (according to ANSI). Includes integrated diffusing plate for broad light at close range. the lamp is switched on/off by turning the lamp head. Water resistant to IPX-8. Delivered with key chain, spare seal and AAA (micro) battery. Length: 6.5cm. Diameter: 1.4cm. Weight: 23 gr. (with battery)