The power for the multi-colored TK41C is supplied by 8 type Mignon (AA) standard batteries (not included). In an emergency, the light can also be operated with half the battery supply. The white main LED (Cree XM-L2 U2) provides a maximum output of 1000 lumens, while a red (25 Lm) and a blue (30 Lm) secondary LED significantly enhance the possible uses. 4 light levels (1000/350/100/15 Lm). Strobe, red blinking signal, and blue-red law enforcement blinking signal. Two side switches for easy operation; with lockout function. Water-proof as per IPX-8. Shipped with holster, wrist strap, and spare gasket. Length: 197mm. Diameter: 40mm (body), 61.5mm (head). Weight: 280 g (not including battery).