How much does this cost to the nearest dollar?

TenHutt Upgrade 18V 9.0Ah Replacement Battery for Ryobi 18V Battery ONE+ Plus High Capacity 18V Lithium-Ion Battery P102 P103 P104 P105 P106 P108 P107 P109 for Cordless Power Tools
✔ UPGRADE LITHIUM! Info for Ryobi battery 18V Lithium ONE+ series | Make with upgrade lithium cell,Eliminate the shortcomings of short life and occasional failure to charge the common alternative batteries in the past.Provides 4X runtime and faster charge speed. ✔ Widely Compatibility & Seamless Fit 100% Fits all original Ryobi 18V chargers & Ryobi 18V ONE Plus Tools ✚ Replacement for all Ryobi 18V Battery p102, p

Price is $51.00
Price: $50.99