Betdaq via Amazon offers the Tycipy 4-Bay Rechargeable Battery Charger, model no. C704A4, for $12.99. Coupon code "XEILSL7Y" drops the price to $6.49. Plus, Prime members bag free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $5.14.) That's $15 off list and the lowest total price we could find. It charges AA and AAA Ni-MH and Ni-Cd rechargeable batteries, and features an LCD display plus automatic shutoff. Deal ends March 31.