Amazon.com has Oral-B Pro 500 Electric Power Rechargeable Toothbrush for $19.98 (Orig $43.99)
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Details:
Removes up to 100% more plaque vs. a regular manual toothbrush
2D cleaning electric toothbrush head oscillates and rotates to break up and remove plaque
2 Minute Pro Timer: signals every 30 seconds to help brush all areas of the mouth thoroughly
Compatible with Oral-B Brush Heads for every Oral Care need: CrossAction, FlossAction, Precision Clean, 3D White, Sensitive Gum Care, Deep Sweep, Dual Clean