How much does this cost to the nearest dollar?

BONAI 16+2 Bay AA AAA 9V Battery Charger for NiMH NiCD Rechargeable Batteries Independent Control with Smart LCD Display and AC Wall Adapter, Battery not Included - White
Suitable for Battery Recharging AA/AAA 1.2V Ni-MH, NI-CD rechargeable batteries and 9V batteries. It CAN NOT charge 3.7V Lithium Batteries and 1.5V Lithium AA/AAA Batteries. Discharge function is unavailable Independent Battery Charger Bonai smart battery charger offers 16+2 individual charging slot, allowing you to charge any combination of AA/AAA NIMH NI-CD and 9V rechargeable batteries, NOT necessarily to charge in pairs Large Smart LCD Screen -The easy to read

Price is $39.00
Price: $38.99