Just Mobile Gum™

The thumb-sized backup battery

Just Mobile Gum™ is the ultra-compact, super-stylish backup battery for smartphones and USB devices.

The thumb-sized, aluminum-clad Gum has a high-quality battery cell with enough capacity to completely refill an Apple iPhone. Gum can be recharged via micro USB from a computer, with three green LEDs showing the remaining power.

Supplied with carry case, micro USB cable and iPhone/iPod charging cable, Gum is the miniature life-saver you should never leave home without.

Also compatible with iPhone 5*, iPad 4*, iPad mini* and iPod touch (5. Gen.)*.
(*Lightning to USB cable not included)

$39.95 plus shipping & handling In stock

We Live Design

Parts/accessories for this product:

Micro USB Cable Short

Micro USB Coiled Cable

Resellers forJust Mobile Gum™
FeaturesDimensionsBox ContentsFAQCompatibility
  • 3 micro-LED capacity indicators
  • 1A output
  • 2200mAh Li-Ion battery
  • Apple dock connector and USB-to-microUSB cables included
  • Travel pouch included
  • Apple certified - Made for iPod and iPhone


Design Object No.: PP-07S (Gum™ Silver)
Design Object No.: PP-07SBK (Gum™ Black)
Design Object No.: PP-07SRE (Gum™ Red)

  • 7.73 x 3.64 x 2.28 cm
  • 73 g
  • 2.9 x 1.36 x 0.9 inch
  • 2.57 oz
  • Gum™
  • USB to micro USB cable
  • Apple dock connector adaptor
  • carrying pouch
  • user manual

Q: Is Gum™ compatible with iPhone 5C?
A: Yes, just use the original Apple lightning cable that came with iPhone 5C.

Q: Is Gum™ compatible with iPhone 5S?
A: Yes, just use the original Apple lightning cable that came with iPhone 5S.

Q: Is Gum™ compatible with iPhone 5?
A: Yes, just use the original Apple lightning cable that came with iPhone 5.

Q: Why the operating time becomes shorter?
A: If the operating time of Gum™ becomes noticeably shorter or you are not able to recharge further the Gum™, check if it is dead, faulty or worn out. All rechargeable power packs will eventually wear out after a certain numbers of cycles.

Q: How long does it take to charge my iPhone?
A: Gum™ is able to juice up your iPhone to 90% in just an hour.

Q: Can I use Gum™ to recharge my Blackberry or HTC?
A: Besides iDevices, Gum™ can recharge most USB powered devices that take 5V 1A charge. Please double check with your device manufacturer.

Q: Why my Gum™ can not charge my iPhone 4S?
A: Turn Gum™ ON before connecting your iPhone. Make sure you fully recharge your Gum™ before charging your devices.

Q: Can I charge the Gum™ with new 12W USB Power wall socket from Apple?
A: Yes, you can.

  • Tablet:
    iPad 1, iPad 2, iPad 3, iPad 4*, iPad mini*
  • Smartphone:
    iPhone 3, iPhone 3GS, iPhone 4, iPhone 4S, iPhone 5*, iPhone 5s*, iPhone 5c*
  • iPod touch:
    iPod touch 1, iPod touch 2, iPod touch 3, iPod touch 4G, iPod touch 5.Gen.*