黃霸D34/78 Volts 12 Amp Hours1 55 AH CCA2 @ 0° F 750 CCA CA2 @32° F 870 CA ReserveMinutes3 120紅霸34R Volts 12V Amp Hours1 50 AH CCA2 @0° F 800 CCA CA2 @ 32° F 1000 CA Reserve Minutes3 104請問上面2顆比較值得買哪顆呀啥CCA....看不懂,能解說一下嗎至於$$黃比較貴,但為啥CCA值較低呀