Optical coated lens, even spot, good light penetration, spot size can be adjusted. CE certificate
Model: T0921 Dimension: 9*21mm Beam diameter: dot, can be adjusted: 0.5-2mm Output wavelength: red light, 650nm Tube core power: 5MW Operating voltage: DC 2.8~5.2V Operating temperature:-10~50ºC Storage temperature:-40~85ºC Service life: 6000 hours when continually using Main material: aluminum Wire length: 12cm, the red wire connects positive pole, the black wire connects negative pole
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