AdvantagesTakes AAA batteries and....er.....er...hmmmm.... takes AAA batteries
DisadvantagesAwful screen, not user friendly, feels cheap and nasty, made out of inferior materials etc. etc.
AdvantagesClear pictures, water proof, fog proof, mold proof, Light weight
DisadvantagesMay take a while to get used to using
AdvantagesImage adjustments to give great view, waterproof, adjustable eye-relief
Disadvantagesfixed magnification, average build and design quality