How much does this cost to the nearest dollar?

Electronic Descaler Water Conditioner Hard Water Softener for Copper PVC Pipe, 12V with shell
The household descaler solves hard water problems without the need for chemicals, salt or filter cartridges by leaving the minerals in the water.The device does not remove anything from water, but rearanges the molecular structure of the minerals in the water.Based on this, minirals will flow through the pipes without attaching to the plumbing system. Looking for an electronic water descaler to keep your pipes and appliances limescale-free? Then go for the one that started it all! Features Working Voltage Current water hardness range power consumptionDurable Aluminum Alloy Shell Closure How to use STEP 01 Connect the plug to AC power and descaler boardSTEP 02 Wrap both of 5M coils around the pipe,

Price is $43.00
Price: $42.99