As one of its daily deals, Staples offers the Dazzlepro Advanced Sonic Sky Edition Toothbrush With UV Base, model no. DP23095-1100, for $39.99. Plus, Staples Rewards members qualify for free shipping. (Not a member? Click here to sign up for free.) That's the lowest total price we could find by $12. It features three brushing modes, three brushing heads, and a bacteria-killing UV sanitizer. Deal ends March 10.