Violight VIO800 Zapi Ultraviolet Toothbrush Sanitizer for $9.99. Shipping is $5.00 for a total of $14.99 shipped.  Here is a screenshot for your reference.  It uses germicidal ultraviolet light to kill 99.9% of germs on a toothbrush, sanitizes in about 6 minutes, and operates on 3 AAA batteries (not included).  Most places have it for about $29.