Features of Briksmax Led Lighting Kit For Technic Appcontrolled Cat D11 Bulldozer Compatible With Lego 42131 Building Blocks Model Not I

Designed For Lego 42131,With This Light Kit, You Can Bring Your Lego App-Controlled Cat D11 Bulldozer From Dark To Bright, Make It Come To Life. | Please Note That Only Led Light Set. All Lego Sets Showed In Images And Videos Are Not Included. | Package Contains Dot Lights, Expansion Boards, Connecting Cables, Battery Holder(Batteries Not Included), Adhesive Squares, And Instruction. | With A Step-By-Step Instruction, You Will Find An Easier Way To Make A Huge Upgrade To Your Favorite Building Kit. | If You Have Difficulties With Your Product, Please Send Us An Email, We Are Always Here For Assistance.