Optimal Choice For Wellness: 660nm and 808nm hand-held red light therapy for body;660nm red light can be absorbed by the skin and promote blood circulation, 808nm near-infrared light can penetrate the deepest to relieve joint and muscle pain.
eBay
Wavelength: 650nm. 2️⃣ This laser pointer uses the latest optics and microelectronics technology. 3️⃣ This laser pointer can be used for demonstrations, teaching instructions, etc., saving electricity and energy.
eBay
Optimal Choice For Wellness: 660nm and 808nm hand-held red light therapy for body;660nm red light can be absorbed by the skin and promote blood circulation, 808nm near-infrared light can penetrate the deepest to relieve joint and muscle pain.
eBay
Wavelength: 648nm 650nm red. diode: Mitsubishi. Structural features:Aluminum shell+ Imported laser diode+ K9 glass lenses+ Constant current driver board. Laser Shape:Line /Dot/Cross. Working current: 160 mA.
eBay
Wavelength: 650nm. Laser Dot Diode Module. Produces a Red Dot. Red Spot Mode. An SMD resistor towards the back of the unit governs whether the input required is 3volts or 5volts.
eBay
Spot Mode: Dot. Connection: Red wire "positive +", Black wire "negative -". Size: 12x45mm.
eBay
Three band LED technology: 660nm red light wavelength, 470nm blue light wavelength, 850 infrared light wavelength, different wavelengths of light have different effects on the skin. 1x Infrared Cap. The outer hat is replaceable and can be worn with any hat you like.
eBay
1 Red Laser Pointer. • Use a laser to point to the projection screen, any desired target on the video. • This high quality laser uses the latest in optical and microelectronics.
eBay