inputs.text: perfect travelers - traveler someone works field career power portable electronic devices must no longer drag laptop around charge iphone ipad playbook trying travel lean barely larger wallet packs punch follow instuctions first open box not issue keep mind portable devices intellegent charging wait device nearly dead going draw significant amps charger device attehempts quick charge phone ipad gets 30 know going need thehem longer pull brick give thehem quick boost sure use charging brick outputs least 1 amp recharge unit used one output 750mah could get 3 4 bars recharge even couple hours immediately swapping charging brick output 1amp indication battery jumped blinking 4 bars eventually fully charged