Powered by 2 AAA batteries (INCLUDED!!) which is convenient and cost effective. Very low power consumption and service time up to 40 hours.
PEN STYLE. Light (47g incl. battery), strong and durable aircraft aluminum alloy body (NOT the cheaper plactic).
Transmission distance up to 540 yards (500 Meters) for freedom to move around the room. Ideal for classroom/business presentation, medical professionals, construction supervisors/inspectors and cat/dog laser toy.
Built-in Auto-Power-control circuit and a push & hold button to meet FDA Laser Safety Regulation.
Output power: FDA Class IIIa laser, output power 1~5mW (power control under 3mW), eye safe laser product.
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