Check the listing for details. 658nm 660nm 200mW Dot/Line/Cross Red Laser Module With TTL. Condition: New. Listed at 52.18 USD. Brief introduction of laser module:This kind of products can be widely used in a variety of stage laser lamps, with TTL modulation, can work for a long time, industrial grade laser. Can provide customers with optoelectronic solutions to design laser modules that meet customer needs. Specification parameters: Mainframe size: 66.5mm long * 30mm wide * high 30mm. Circuit size: 72mm long * 35.5 mm wide * high 20mm. Output wavelength: 658 nm. Output power: 100mW 200mW optional. Cooling mode: aluminum heat dissipation. Modulation frequency: modulable. Working characteristics: can work continuously. Surface treatment: blue. Shell material: aluminum. Circuit control: 12V step-down constant current. Reverse protection: with automatic identification of positive and negative poles. Operating voltage: DC=12V. Working current: I < 300mA. Warm-up time: none. Working temperature:-10 ℃ ~ + 40 ℃. Storage temperature:-10 ℃ ~ + 40 ℃. Structural features: laser tube + lens + heat dissipation shell. Note: the power supply is external. PACKAGE:1pcs 658nm laser module