LED Light Kit | LEGO-Compatible | Fits LEGO #42131 | Cat® D11 Bulldozer (Upgrade Ver.) | LEGO Fans

• Supports already built LEGO® sets with a little refitting required.
• No circuit experience needed, just follow our simple step-by-step instructions for guidance.
• Twisted pair design balances robustness and installation concealment.
• Have your LEGO® sets be exciting and soul-filled even in the daytime.

Two Versions:

• Both of Classic and RC Versions with the same quantity of lights.
• A more fun way is RC Version includes a RF controller( about 10 M control) and supports multiple RC Version light controlling at same time.

What's Included

• Light Kit include Connecting Cables, Lights, Expansion Boards, etc.
• Battery Box without Batteries
• Instructions in PDF format provided.

Type: Compatible with LEGO® sets
Material: Eco-friendly ABS plastic