Fat Beam 532nm 50mW Green Laser Diode Module for KTV Bar DJ Stage Lighting - BeamQus
532nm 50mW Green Fat Beam Dot 5V Laser Diode Module Bar KTV Stage Light | eBay
Letaosk 532nm 50mw Green Laser Dot Module Diode With Light Free Driver & Spring For Lab Steady Working 3v Lifepan 5000hours - Woodworking Machinery Parts - AliExpress