The source listing states a Class 1 red laser with a 640–660 nm wavelength and maximum output below 0.039 mW. It lists one AAA battery.
MAD 540.00
MAD 320.00
MAD 320.00
MAD 540.00

Logitech
The source listing states a Class 1 red laser with a 640–660 nm wavelength and maximum output below 0.039 mW. It lists one AAA battery.
MAD 530.00
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