How much does this cost to the nearest dollar?

JIUWFOX NEMA 10-30 Splitter 220V 30 Amp, Used to Separate Dryer and EV Charger, Solutions That Save Thousands of Dollars, 10-30P Male to Female.
Very Good Solution Just plug in, you will have two sockets, one for dryer and the other for electric vehicle charging (cannot run at the same time), to avoid switching EV and dryer plugs on the wall socket, which is an excellent solution. Save No need to install, plug and play, used to separate dryers and electric vehicle chargers，which saves you a lot of money to install an additional socket. Product Features Molded heavy-duty plug, STW pure copper cable, high-quality PVC jacket, with flame retardant, waterproof, temperature and cold resistance and good insulation

Price is $30.00

Price: $29.99