T-Club RC LED Light Kit for Lego NINJAGO Skull Sorcerer's Dungeons, Lighting Kit Compatible with Lego 71722 ( Only Led Light, Building Block Model not Included)
BrickLink - Set 71722-1 : LEGO Skull Sorcerer's Dungeons [NINJAGO:Master of the Mountain] - BrickLink Reference Catalog
Best Way to Light Up Lego Ninjiago Skull Sorcerer's Dungeons 71722 – Lightailing
Amazon.com: Skyview LED Lighting Kit, LED Compatible with Lego Skull Sorcerer's Dungeons 71722,Upgrade kit. (Not Lego, Just LED) : Toys & Games