There are already plenty of external back-up batteries for smartphones,
although they won't do you much good if they've lost their charge by the
time you finally need them. That's where the Nipper comes in. It
provides some extra juice to your phone via two easily-obtained AA
batteries, and is much smaller than most other AA-powered chargers we've
Although battery life has improved markedly in recent times, most laptop users will still find themselves looking for a top up from the nearest wall outlet more often than they would like. MOS is providing a more flexible option for travelers with its Reach Go that is the first power bank capable of charging a compatible laptop at the same rate as a wall outlet.
Scientists at the Korea Advanced Institute of Science and Technology (KAIST) have developed an omnidirectional wireless charging technology that can charge multiple devices at once, at a distance and, crucially, at peak efficiency regardless of which way the devices are facing. The technology, said to be safe for humans, is set to be trialled in cafes and offices and could allow for much more convenient charging of mobile devices.
Our mobile devices running out of power is a constant worry, although portable chargers can help alleviate some of that anxiety. CulCharge, a new charger/powerbank still in its concept stage, is intended as an easy-to-carry option as it is small enough to slot onto a keychain.