Hey guys, looking for a cheap solution for dew problems for my ed80 and finder guider. found these on ebay that run off of usb (so using power banks). i know they dont run as hot as dew zappers that are more expensive, but do you think they'll work okay if left on constantly?
http://www.ebay.com.au/itm/2-x-USB-D...cAAOSwRUhY9s0q