Here at The Gadgeteer we have seen and reviewed more than our fair share of portable backup batteries for smartphones and other USB devices. But we’ve never seen a smartphone sized backup battery that can also be used to jump start a car. That’s right, the Junopower JUMPR is a 7 ounce 5.5” x 3” x […]
Now your smartphone’s backup battery can jump start your car too Read More
With the Lumsing 11000mAh 5 x USB External Battery Pack, you can charge up to five phones or two tablets simultaneously. The 11000mAh lithium-ion battery holds more than enough power to keep a gear bag full of mobile devices going during your longest trip. The five 5V USB ports output between 0.6A up to 2.1A. The integrated
Charge all your portable devices with this Lumsing battery pack Read More
Now there’s protection for your phone AND you with the Yellow Jacket rechargeable backup battery case /stun gun. This case comes with a removable stun gun pack and provides protection for your iPhone 5/5S using TPE soft plastic (PC/ABS hard plastic on the iPhone 4/4S case) and doubles the life of your phone’s battery (1800mAh).
Yellow Jacket backup battery case/stun gun for iPhone 4/4S and soon iPhone 5/5S Read More
The EneBRICK from Cerevo packs a lot of function into a 4.9″ X 2.5″ X 0.9″ package. It has a 6000mAh internal battery, and it has two USB ports for charging your mobile devices. It also pulls open to expose a stand for your smart phone or tablet; it comes with adjusters that allow it
This backup battery will let you use a USB keyboard with your tablet Read More
The Bolt Battery Charger combines the “world’s smallest portable iPhone USB wall charger” with a built-in 3000mAh rechargeable battery, so you’ll be able to charge your phone whether you’re near a power outlet or not. You won’t have to keep up with a special cable to recharge your backup battery, because the Bolt has prongs that
AC charger and backup battery – two great tastes that taste great together Read More
Most external batteries can charge up your phone or your tablet, but you’re out of luck with your laptop. The BatteryBox is only 0.98″ x 2.63″ x 3.55″ and just under 9 ounces, but it packs 50Wh of energy – enough juice to power your MacBook with enough left over to charge your mobile device, too.
Although the Robot Head Portable Charger is based on a cardboard character known as Danbo, this battery charger is not made of cardboard. It’s a sturdy external battery that packs 6000mAh behind its cute face. Press the mouth and the eyes light up to indicate battery charge levels. Its small enough to fit in your
Charge your mobile devices with the bionic battery box Read More
Carrying a cell phone is the norm these days. As cell phones continue to get bigger and faster, it’s hard to keep them running for a full day if you’re a heavy user. Many users solve this by carrying a portable battery to charge their phones. There are plenty of portable battery solutions out there,
Calibre ULTRA’GO nano Power Station back up battery review Read More
The COI+ LEGO Power Brick has a 4200mAh lithium-polymer battery inside with plenty of reserve power to get your devices through the day. It has patented PCB and smart IC, so it charges your device at “a speed that best protects your electronic device”, up to 2.0A. It’s small enough to fit in your gear bag,
A backup battery to build on Read More
As huge Sci-Fi geeks and Star Wars fans, the Gadgeteer Kid and I have literally dozens of lightsabers kicking around our house. So, when Brando recently introduced a novelty smartphone accessory in the shape of Darth Vader’s lightsaber, I offered to take a look to see if the PowerBank was worthy enough to represent the
Brando STAR WARS Darth Vader Lightsaber Portable Battery Charger review Read More