How much does this cost to the nearest dollar?

20 Pack BESTTEN Single Pole Decorator Wall Light Switch with Wallplate, 15A On/Off Rocker Paddle Interrupter, UL Listed, White
Single pole electrical light switch, rating 15A decor wall plates included, glossy, UL certified A positive, yet smooth and quiet On/Off paddle action allows you to feel the quality in which every BESTTEN switch is made. The modern look of a decor switch can enhance the style of anywhere a switch is needed Quick push-in and side wiring options available. Terminal screws accept up to 12AWG and quick push-in wiring accepts 14AWG solid copper wire only Full-rated current capacity with LED, tungsten, fluorescent or resistive loads. Motor capacity is 80% of switch rating BESTTEN provides 

Price is $39.00
Price: $38.99