How much does this cost to the nearest dollar?

Battery Replacement Kit with Battery, Instructions and Tools for Samsung Galaxy Tab S2 Nook 8
Replace your Samsung GALAXY Tab S2 NOOK 8 Battery or Keep an Extra Battery on hand as a backup. This kit comes with a 3900 mAh, Lithium-Polymer Battery. Works in your Samsung GALAXY Tab S2 NOOK 8 Tablet. Simple, Easy and Inexpensive! You get a New Battery, a Video Instruction DVD, Special Tools needed for battery installation, AND You also get a full ONE YEAR Money Back Guarantee exclusively when you purchase our Samsung GALAXY Tab S2 NOOK 8 Battery Replacement Kit. Guaranteed for One Full Year 3900 mAh 3.7V Battery Revives Your Barnes and Noble Samsung GAL

Price is $50.00
Price: $49.95