We know 6 variations of the Longer LK5 Pro with the above specifications:

LGT Longer LK5 Pro 3D Printer Upgraded with Dual Blower Kit, Large Print Size 11.8"x11.8"x15.7"(300x300x400mm), Open Source, Removable Lattice Glass Platform, Diagonal Rod and Resume Printing, DIY
For $369.99 on Amazon (As of Jul 26, 2024, 19:14 PST - Details)

Longer LK5 Pro 3D Printer, FDM 3D Printer with Large Build Size 11.8x11.8x15.7in, 95% Pre-Assembled, Fully Open Source, Resume Printing, Silent Mainboard. Ideal for DIY Home and School Printing
For $287.10 on Amazon (As of Jul 26, 2024, 09:08 PST - Details)

Longer LK5 Pro 3D Printer, Large Build Size 11.8''(L) x11.8''(W) x15.7''(H), 90% Pre-Assembled, Silent Motherboard, FDM 3D Printers for DIY Home and School Printing
For $299.99 on Amazon (As of Jul 26, 2024, 21:49 PST - Details)

Longer LK5 Pro 3D Printer Fully Open Source Motherboard Upgrade to TMC 2209 4 Silent Driver, DIY for Families and Schools FDM 3D Printers with Large Print Size 11.8x11.8x15.7 Inch
For $369.99 on Amazon (As of Jul 26, 2024, 09:20 PST - Details)

Longer LK5 Pro 3 3D Printer 11.8x11.8x15.7in Large Printing Size FDM 3D Printer Fully Open Source Motherboard Upgrade TMC 2209 with Resume Printing 3D Printers 95% Pre-Assembled Ideal for Beginners
For $284.90 on Amazon (As of Jul 26, 2024, 21:49 PST - Details)

ALLADINBOX LK5 Pro 3D Printer,Fully Open Source, Silent Motherboard, DIY FDM 3D Printer with 4.3" Color Touch Screen,Filament Run-Out Detection Function, Large Print Size 11.8x11.8x15.7 in
For $309.90 on Amazon (As of Jul 26, 2024, 21:49 PST - Details)