Amazon offers Philips Sonicare DiamondClean Smart Electric, Rechargeable toothbrush for Complete Oral Care, with Charging Travel Case, 5 modes, and 8 Brush Heads – 9700 Series, Lunar Blue, HX9957/51 for $179.99, free shipping.Philips Sonicare's best ever toothbrush for the most exceptional clean and complete careRemoves up to 10x more plaque and improves gum health up to 7x in just 2 weeks (in gum health mode vs. a manual toothbrush)Removes up to 100% more stains in just 3 days (in white+ mode vs. a manual toothbrush)4 different smart brush head types automatically pair with the appropriate brushing mode and smart sensors provide real time feedback5 modes: Clean, White+, Deep Clean+, Gum Health, TongueCare & 3 intensity levels