This is how I charge all my electronic Devices. Small Solar Power I carry on my back. We can all live a more Sustainable Lifestyle. The Technology is getting better every day. The answer may be good old fashioned DC power + Solar
Voltaic Systems - Converter 5 Watt Solar Panel Backpack with Backup Battery Pack : https://www.amazon.com/dp/B00CIYAFJW/ref=cm_sw_r_tw_dp_U_x_gUUJAb79ZBPBW
Source: My old (Pre-Steemit) Blogger Blog: http://offgrid-life.blogspot.ca/2016/12/small-scale-solar-panels-to-power-all.html
People think I'm some sort of Alien Astronaut getting on and off the bus/train with my Solar Back-pack. It's fun.
We should all be doing this.
I save a Fortune on my Ontario Electricity Bill by switching to LED bulbs, powering all my stuff with Small Solar Panels. Many people have $500/month Electricity bills and mine are $50 / month
They also have this one that is a lot more Power.
Solar Charger RAVPower 16W Solar Panel with Dual USB Port Waterproof Foldable... https://www.amazon.com/dp/B00OQ0CAW6/ref=cm_sw_r_tw_dp_U_x_c5UJAbJ9Z9FWA
And this is an 80 panel: http://offgrid-life.blogspot.ca/2018/01/portable-lightweight-80-watts-12-volts.html
