would this be able to cut through 1oz. copper on a circuit board?

The product description does not mention the ability to cut through 1oz. copper on a circuit board.

Will this work with Windows 11?

The product supports Windows XP, Windows 7, Windows 8, and Windows 10, but there is no mention of Windows 11 support.

What software is there? Windows, Mac, Linux, iOS, android?

For Windows (WIN XP, win 7, win 8, win 10), the LONGER RAY5 supports LaserGRBL and LightBurn Software. For MAC / Linux, it supports LightBurn Software.

Does the 5w model work for engraving aluminium,?

Yes, the 5W model provides support for engraving materials like aluminum oxide.

New to this. Where do the patterns come from?

The Longer RAY5 is compatible with LaserGRBL and paid LightBurn software, and supports the import of various file formats including BMP, JPG, PNG, DXF, AI, and SVG. This means you can create or download patterns in these formats and use the software to engrave or cut them.

LONGER RAY5 Engraver, 40W Engraving Cutting Machine for Metal and Wood, 5w Cutter and Engraver Machine, 15.7x15.7inch, 3.5-inch Color Touch Screen, Offline Engraving / Cutting

Limited time offer, ends 09/30 By Longer

Option: 5W

10W
5W
20W-2

The Most Advanced Technology: The Longer RAY5 5W focus spot is as fine as 0.08mm² and 2 times thinner than ordinary, more powerful, and precise. The engraving speed can be as high as 10000mm/min.
3.5-inch color touch screen & Offline working.
32-Bit Chip & WIFI Connection: LONGER RAY5 has a built-in 32-bit chip, which is running at 240MHz.
5 SAFETY PROTECTIONS: 1. Thermal Protection; 2. Move Protection; 3. Emergency Stop Button; 4. Eye Protection; 5. Motionless protection.
STRONGER SCALABILITY: 1. The LONGER RAY5 provides supports for 5.5w/10w laser heads. 2. Windows (WIN XP, win 7, win 8, win 10) can use LaserGRBL and LightBurn Software. The MAC / Linux can use LightBurn Software; 3. Provides support image file formats: BMP, JPG, PNG, DXF, AI, SVG, etc.

Laser Technology	Diode Laser
Wavelength	450nm
Focus Type	Fixed Focus - 30mm Focal Range
Z Axis-Height Range	Up to 65mm
Engraver Output	DC12V 5A
Connection	USB / TF Card / Wifi

Working Area	400X400mm(15.75X15.75inch)
Optical Output Power	5.5W
Spot Size at Optimal Focus	0.08 x 0.08mm
Engraving / Cutting Speed	40 - 10000mm/min
Engraver Input	AC110 - 240V
Package Size	59x30X12.7cm

VERY FINE LASER FOCUS

The Longer RAY5 cutter and engraver machine uses the latest spot compressed technology, focus spot is as fine as 0.08mm² and 2 times thinner than ordinary, making engraving and cutting more powerful and precise.

THERMAL PROTECTION

Thermal Protection: When the carving material is on fire, longer ray5 recognizes and automatically stops working. It also gives off an alarm to keep you alert.

MOVE PROTECTION

Move Protection: When the engraving machine is moved heavily, longer ray5 can detect it and cease functioning automatically, as well as sound a warning.

3.5 " TOUCH SCREEN

The Longer RAY5 engraving machine has a built-in 3.5-inch color touchscreen with a user-friendly interface. This allows you to cut multiple pieces of plywood or images without connecting to a computer

32-BIT CHIPSET

This 32-bit chipset runs at 240MHz, which means it's faster and more powerful than comparable machines with 8-bit chipsets. It is also compatible with LaserGRBL and paid LightBurn software, and supports the import of BMP, JPG, PNG, DXF, AI, SVG and other file formats.

WIFI CONNECTION

support direct connection to router via WiFi for engraving work

Support cutting materials: Cardboard, non-woven fabric, light wood, Acrylic material, thin plastic board.

Support engraving materials: It also provides support for engarving materisl like wood, paper, plastic, leather, PCB board, aluminum oxide, non-reflective plating, and lacquered metal.