Fun review: Lego Technic™ Liebherr R 9800 Excavator – Matthieu Brucher's blog
Best Light Kit for Lego Technic Liebherr R 9800 Excavator 42100 – Lightailing
Amazon.com: LIGHTAILING Light Set for (Technic Liebherr R 9800 Excavator) Building Blocks Model - Led Light kit Compatible with Lego 42100(NOT Included The Model) : Toys & Games
LEGO Technic Liebherr R 9800 Excavator 42100 Building Kit (4,108 Pieces)