How much does this cost to the nearest dollar?

Battery Tender 12V, 800mA Weather Resistant Battery Charger and Maintainer - Water Resistant 12 Volt Battery Charger for, ATV, Personal Watercraft, Jet Skis - 800mA Battery Charger -
This product is fully waterproof and provides 12 Volt.800 ampere recharge to all lead acid batteries. This product can be plugged into any household AC outlet it recharges and maintains the battery at 100 percent state of charge indefinitely. Just plug it in and forget it until you are ready to use the vehicle. Designed for 12 volt lead acid, AGM, and gel batteries in ATVs, personal watercraft, motorcycles, boats, or other recreational vehicles that may be exposed to the elements Mountable on or in vehicle, water resistant, shock and vibration resistant. Spark

Price is $50.00

Price: $49.95