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Product Discontinued by Manufacturer

Eton Boost 4200 Backup Battery has been discontinued by Eton and is no longer available. Our product experts have helped us select these available replacements below.

Product Info for Eton Boost 4200 Backup Battery

The Eton Boost 4200 Backup Battery is here at Opticsforyou.com and as usual we offer great prices and discounts Up to 18% Off!image

Purchase your new Eton Boost 4200 Backup Battery from Opticsforyou.com today and you will appreciate the easy checkout process, fantastic customer service, Free Shipping policy and information on easily tracking your order.

The Eton Boost4200 gives you the boost you need, being a powerful backup battery pack with a 4200mAH lithium ion battery that provides long-lasting reliable power whenever and wherever you need it. Fast and efficient, when fully charged Eton Boost 4200 Battery fully charges most smartphones two times - and it also charges tablets - so you're never caught powerless. With its sleek and elegant design, Eton Boost4200 Lithium Ion Battery fits in the palm of your hand. It features a Micro-USB DC input to use with most smartphone chargers or computers. It packs enough power to charge a smartphone twice, and with its 5V=2.1A output, it can even charge tablets. An LED charge indicator enables you to monitor the battery charge level when you give it a quick shake. Whether you're traveling for work, for pleasure, or just around town, let Eton Boost4200 Phone Charger provide the power you need to stay fully charged wherever you are.

Specifications for Eton Boost4200:

Height: 5.1" (12.9 cm)
Width: 2.5" (6.3 cm)
Depth: 0.4" (1.1 cm)
Weight: 5 oz (142 g)

Features of Eton Backup Battery Pack w/ 4200mAH Lithium Ion Battery:

  • Fully charges most smartphones two times when fully charged
  • Single USB output to charge a smartphone or a tablet LED battery charge indicator
  • Shake unit to check battery level
  • Micro-USB DC input for use with smart phone chargers (iPhone block, etc.)

Package Contents:

  • Eton Boost 4200
  • USB-A to Micro-USB cable