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Ligne 7 :
Ligne 7 : − == Pour ==+ − − == Contre == − Very heavy, batteries tend to be very large bricks because power density is very low. − == Prix ==+ − A 12V lead acid battery with 7Ah of charge should run about $25. − == Power Density ==+ − + + +
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'''{{underline|Pour:}}''' Cheap, powerful, easily rechargeable, high power output capability.
Cheap, powerful, easily rechargeable, high power output capability.
'''{underline|Contre:}}''' Very heavy, batteries tend to be very large bricks because power density is very low.
'''{underline|Prix:}}''' A 12V lead acid battery with 7Ah of charge should run about $25.
7 Wh/kg.
'''{underline|Power Density:}}''' 7 Wh/kg.
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