GoPower Overnighter

Compact Universal Portable Battery for Smartphones & Tablets. Enough power to charge a tablet and up to 2 extra charges for your smartphone.

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Sleek but Powerful

This is your go to battery if you're going on a business trip or away for the weekend. Enough power to charge a tablet and up to 2 extra charges for your smartphone (4400 mAh capacity).

Power up fast

Charges your smartphone, tablet or USB device on the go at a rate comparable to being plugged into an outlet, and 4X faster than a traditional USB battery.

Enjoy Wireless Charging

Features dual recharging options. You can recharge the battery through traditional USB or for ultimate convenience recharge it wirelessly on your PowerMat or on any PMA charging spot.


  • Includes:
    • (1) GoPower Overnighter portable battery
    • (1) USB to micro USB Charging Cable
    • (1) Owner’s Manual
  • 4400 mAh / 16.7 Wh rechargeable lithium-Ion prismatic battery with output of 5V DC / 2.1A
  • Product Dimensions: 4.28”L x 2.8”W x .59”D
  • Product Weight: 5.29oz
  • Packaging Dimensions: 6.89”L x 4.92 “W x .93”D
  • Package Weight: 9.52oz
  • Warranty: 1 Year
  • Compatibility: Smartphones (iPhone® 5/5S/5C/4S/4, Samsung, HTC, Nokia, Blackberry and others) tablets & other USB-enabled devices
  • Universal charging: Simply connect USB-enabled devices to the USB output port
  • High output charging: up to 2.1A via the USB output
  • Ports: USB (out) and micro USB (in)
  • 2 ways to recharge your GoPower Overnighter:
    • Via USB input (cable included)
    • Recharge wirelessly on any PowerMat or surface marked with Duracell Powermat icon
  • One touch power and battery level indicator
  • LED lights indicate battery level

How It Works

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