Never worry about running out of power again. AMPL’s intelligent power management system and integrated SmartBattery charges phones, tablets, and other gadgets through 7 USB outlets accessible inside every pocket.
In case you need more charging power, extra batteries are available as follows: 18.5Wh Tablet Boost which is expected to provide 10 hours of battery life on an iPad Air, or 55Wh Laptop Boost which should add 14 hours of battery on an MacBook Air.
The first one can be acquired for $55 while the more powerful supply costs $139. The AMPL Backpack can accommodate three extra batteries.
