How much does this cost to the nearest dollar?

LIGHTAILING Light Set for (Technic McLaren Senna GTR) Building Blocks Model - Led Light kit Compatible with Lego Included The Model)
USAGE The Light Set is used to light up Technic McLaren Senna GTR(NOT include the Lego Set). PORDUCT FEATURE The Light is made use of original material purely handmade. It contains 1 USB Light kit,Instruction guide, battery box. Plug in power, and light up your building blocks with our amazing design! TIPS Prepare three AA Batteries, or USB Charger and Voltage should be less than 5V to avoid burning. INSTALLATION INSTRUCTION The light set installation is done to your preference. Please install your led light carefully, no hard pulling and no need to bend or shake it. ABOUT US Specialized in custom-designed

Price is $28.00
Price: $27.99