How much does this cost to the nearest dollar?

GXILEE 24V DC Power Supply with Dimmer Swtich, UL Listed AC to DC 24V Power Supply Adapter 1000mA with DC 5.5mm x 2.1mm Connector for Single Color 24v Led Lights
24V DC Power Supply with Dimmer the package comes with a dimmer to adjust the light brightness UL Certificated DC 24v Power Supply built-in protection of over current, over-voltage, over-temperature, short circuits,automatic off, No Fire Hazzard 120vac to 24vdc Power Supply Output 1A max dc 24v power cord; It can supply with all amps less than such as 200mA, Never run it overload! Or it will be damaged and the light will

Price is $13.00
Price: $12.99