Panasonic EW-DL90QW Rechargeable Sonic Vibration Toothbrush for $49.99. Shipping is $5.00 for a total of $54.99 shipped.  Here is a screenshot for your reference.  It offers up to 28,500 brushstrokes per minute for with brush timer pauses every 30 seconds and twice every 2 minutes, which is the recommended total brushing time.  Most places have [...]