How much does this cost to the nearest dollar?

QWORKAutomatic Timed Condensate Drain Valve, 2 Pack 1/2 Ac110v 2-way Direct-acting Drain Valve US Plug
Type 2-way direct-acting valve. Air compressor tank drain valve. Power Supply Voltage AC Note the maximum working voltage. Design Design for compressed. The standard line is 6 feet long. Structure Equipped with a ball valve filter, split with drain valve, an L-shaped structure. Package Include 2 Pack 1/2 Automatic timed condensate drain valve. Enjoy a smooth & frustration free experience with our 100% Satisfied Service in one Month. Manufacturer QWORK, Part Weight 3.05 pounds, Dimensions 9.22 x 4.45 x 3.03 inches, model number Size Split -

Price is $51.00

Price: $50.97