How efficient is the boost converter?
Who said what now?
Ok: "USB power port spec, which is 4.75 to 5.25 volts for USB 1.0 & 2.0. USB 3.0 is 4.45 volts to 5.25 volts"
Aftermarket kits: http://www.batteryship.com/htmlos/htmlos.cgi/batteryship/catalog.html?item=KE37BE49D0DX3
AA pack for it: Gomadic Portable AA Battery Pack for the Garmin Edge 800 - Powered by 4 X AA Batteries to provide Emergency charge. Built using TipExchange Technology: Amazon.co.uk: Sports & Outdoors
http://farm9.staticflickr.com/8226/8395320364_274ea61065_z.jpg
https://forums.garmin.com/showthread.php?33752-Edge-800-Replacing-Battery-Pics-and-some-info-not-complete-yet
Powermonkey adds 2200mah https://www.powertraveller.com/en/shop/portable-chargers/outdoor-adventure/powermonkey-explorer:1/
@hippy started
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
@hippy
Who said what now?
Ok: "USB power port spec, which is 4.75 to 5.25 volts for USB 1.0 & 2.0. USB 3.0 is 4.45 volts to 5.25 volts"
Aftermarket kits: http://www.batteryship.com/htmlos/htmlos.cgi/batteryship/catalog.html?item=KE37BE49D0DX3
AA pack for it: Gomadic Portable AA Battery Pack for the Garmin Edge 800 - Powered by 4 X AA Batteries to provide Emergency charge. Built using TipExchange Technology: Amazon.co.uk: Sports & Outdoors
http://farm9.staticflickr.com/8226/8395320364_274ea61065_z.jpg
https://forums.garmin.com/showthread.php?33752-Edge-800-Replacing-Battery-Pics-and-some-info-not-complete-yet
Powermonkey adds 2200mah https://www.powertraveller.com/en/shop/portable-chargers/outdoor-adventure/powermonkey-explorer:1/