Watto's Junkyard
Dark Lord - Sith Master Lightsaber Chassis
(works for Gen1 and Gen2)
Part 1 - Main Chassis (old)
Details here: https://goth-3designs.com/instructions/diy-watto-dark-lord/
21700 battery, 2.1mm recharge port, and compatible with all major soundboards with MultiBoards Adaptive Chassis (NB, Proffie, Prizm5.1, Igniter3, CF9).