Specifications:
Material: Aluminum Motor: NEMA 1,734mm Stepper Motor Pulse Parameter Setting: 84PULSE/mm Maximum Load: 5 kg Phase Current: 1.3A External Dimensions: 270 mm x 145 mm x 65 mm Control Soft: LaserGRBL, LightBurn, etc.
User Guide:
docs.sainsmart.com/article/x4xv9l4wup-genmitsu-laser-rotary-roller-engraving-module-user-guide
How to use with LE5040:
docs.sainsmart.com/article/rd0y7utflf-how-to-use-your-rotary-axis-for-the-le-5040-with-laser-grbl