Lugging around a bulky external battery and charging cables to keep your phone’s battery healthy enough to get you home can be draining. The keychain-sized, all-in-one bKey backup battery may have unlocked the secret to convenient, on-the-go charging. Its 230mAh battery charges via USB and can provide most smartphones up to 30 minutes of additional usage, enough of a boost to get you to your next destination. Pledge to secure a bKey for your keyring before the campaign ends in 3 days.
bKey Compact Wireless Smartphone Battery
