Walmart offers the Fluxx Watt+ LED Hoverboard with Bluetooth Speakers in several colors (Black pictured) for $99 with free shipping. That's $19 under our mention from four days ago and the lowest price we could find now by $101. This UL-certified hoverboard features:

dual 200-watt motors

6.5mph maximum speed

Bluetooth speakers

LED lights

6.5" rubber wheels

Note: It won't arrive in time for Christmas.