How much does this cost to the nearest dollar?

LED Light Kit for Lego 42115 Technic Lamborghini Sián FKP 37 Model (Not Include Lego Model) (RC Upgrade Version with Sound)
Light Kit Set This is specially designed for Lego 42115 Technic Lamborghini Sián FKP 37 Model. With this light kit, you can light up your building model, make it looks gorgeous. Please note that only LED light set. Lego Set is not included. Compare to Classic version, The Upgrade Version with more light effect,RC Upgrade Version With Sound When start,you can hear the Lamborghini's strong sound and controlled the model via remote control, that's really cool. Easy Operate The light set is powered by USB, you will get extra battery case, so you can start it via battery as well, which

Price is $83.00
Price: $82.99