Ellie zolharifard Released: 17: 45 on April 25, 2014 | update: 19: 37 BST on April 25, 2014, you may get some strange looks if you take this gadget out and start your car.
But despite the small size of this portable battery pack, it can not only charge the smartphone, it also has enough power to revive large vehicles.
The "Jumprer" charger weighs only 7 ounces (0. 2kg) and is 5.
5 inch (14 cm) long-about the size of a large smartphone.
Scroll down to watch the video for comparison, a standard battery charger that can be placed in the trunk of the car, weighing in an area of 25 lbs (11 kg lbs.
By California-
The 6,000 mAh battery is based on JunoPower and has a USB socket for charging your mobile device.
The company claims that it will provide about juice per minute and plug it into a mobile device.
However, it also has a 12-volt 150-300-
The amplifier output and jump cable can prevent you from asking for jumpers from strangers.
The company said that there may be some restrictions on the type of vehicle that Jumpr can jump, but it should be with most four-and six-
Cylinder engine. A built-
If you are stuck in a dark parking spot at night, the LED flashlight is also helpful.
The gadget itself can be charged using a micro USB or a cigarette power port on the vehicle.
Known as "Switzerland-
The military knife of sagas, currently available for pre-
Ordered for $69 until May 1.
99 (£ 40) from JunoPower's website ).
The suggested retail price will rise to $89.
After 99 (54.