How much does this cost to the nearest dollar?

GeeBat 10PCS Thermoelectric Cooler Heat Sink Heatsink Cooling Peltier 12V 5.8A
Feature 100% Brand new and high quality. Get ice cold in minutes or heat to boiling by simply reversing the polarity, used for numerous applications from CPU coolers to alternate power sources, or even for your own custom car drink warmer/cooler. Since they consist primarily of semiconductor material sandwiched between ceramic plates and have no moving parts. These devices must be used in conjunction with a heat sink to avoid burned. Each device is full inspected and tested. Fitted with 6-inch insulated leads. Specifications Model Size Approx. 40mm x 40mm x 3.8mm Voltage 12V Umax (V) 15V Cooling power

Price is $31.00

Price: $30.99