The Leafy Savage – one of two hand built Frankenbikes by Night Shift Electric Bikes – a 2003 Suzuki Savage powered by the battery pack from a Nissan Leaf and a 40bhp Enertrac motor.
A few magnets, a battery and some copper wire. It’s no Hornby Flying Scotsman, but it’s still pretty impressive.
Jumpr is a USB chargeable, iPhone-sized 6,000mAh external lithium polymer battery pack with 12V 150A-350A output capable of jump-starting a completely dead car battery in minutes.
Currently available for pre-order, it’ll also power up your mobile phone, tablet, or any other chargeable device you have handy.