24 Jul New 450nm Blue Laser Pointer Pen Visible Beam Light Zoom Focus Lazer US
Wavelength: 450nm. 10 Wat Adjustable High Power Blue Burning Laser Pointer Visible Dot Torch Light. 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....