How much does this cost to the nearest dollar?

Biswaye 2 Pack 20V MAX Battery Replacement for Craftsman V20 Lithium Ion Battery (for All V20* Cordless Tools)
All Compatible 3.0Ah 20V battery replacement for Craftsman V20 Lithium Ion Battery Fits Perfectly Compact, light weight design. Compatible with Craftsman V20 battery charger No memory effect on battery in any charge, longer cycle life resulting in an extended battery life, holds a charge for up to 500 times. Extended Runtime This 2-Pack batteries finish work well without fear of running low on power compatible with Craftsman V20 Series 20v tools etc. (DON'T fit 20V max Bolt-On & DieHard series) Safe and Stable 3-Led state of charge indicator for immediate battery charge Feedback

Price is $44.00
Price: $43.99