405nm 20mW Violet/Blue Focusable Dot Laser Diode Module 5V Adapter w / Holder

1pcs 13x42mm Industrial 405nm 20mw Violet/Purple Blue Laser Module 5V. 1pcs 5V Adapter. Laser Shape:Line. 1pcs Holder. Working Temperature:＋15 ℃~＋35 ℃.

eBay