Specification: Lamp source: red light; Material of lens: Optical convex lens; Applicable batteries: 18650 or 3 AAA; Lumens: 1000 lumens; Product material: aluminum alloy; Working voltage: 3.7V; Light source color temperature: 6000K; Product color: as shown; No light cup; Cannot charge directly; Telescopic focus available; Weight: 125g; Wavelength: 665-670nm; Switch: 3 Modes (strong-low-strobe); Skid-proof and waterproof design. Feature: High brightness 1000 lumens with long service life; Optical convex lens offers good light transmission and durability; Telescopic zoom function for astigmatism to concentration adjustment, easy to use in different situations; Tail switch with non-slip rubber surface for easy mode switching; Copper-plated battery contacts ensure effective conductivity. Package includes: 1pc. Note: Color may vary slightly due to different monitor displays. Please allow 1-3 cm error.