ReVIVE’s ReStore 4000mAh Portable Power Bank is currently being offered at only $24.99, originally priced at $64.99. There’s no need to worry about overcharging or wasting energy, the 4000 features an Auto-Shutoff function which will kick in when it senses that your device’s battery is fully charged. Product page. Continue reading for a hands-on video preview.

Notable features:

  • 4000mAh battery is ideal for giving mulitple charges to virtually all smartphones and most MP3 players and E-readers.
  • It also gives partial charges to some tablets such as the iPad.
  • Exterior features a sleek, brushed aluminum shell that provides a beautiful design as well as solid protection.

[via Amazon]