How much does this cost to the nearest dollar?

LMTIC Remote Control Lighting Kit for Lego Technic McLaren Senna GTR 42123 Building Kit Light Set Compatible with Lego Technic Mclaren Senna Light Kit for Lego 42123 (NOT Included The Lego Sets)
REMOTE CONTROL LIGHT KIT FOR LEGO 42123 - Our light set designed for lego technic mclaren senna gtr 42123 (not include the lego set),with this light kit,make your lego set cars more vivid and colorful!You can control the light through the remote. WARM TIPS -1)We suggest our customer built the light set while you are building the lego sets show in picture are not order to avoid burning,voltage should be less than don't cover AAA battery. ENJOY THE INSTALLATION

Price is $
Price: $40.99