... elecric 3.directly charge by solar solar deep freezer with temperature control dc solar freezer,dc freezer, dc fridgeFeatures1.with double top door and door ... daysone 20ft container)6.connect with DC power source directly e.g.solar power source 7.connect with AC power source through the ... /20GP,118pcs/40GP,138pcs/40HQsolar systemsolar panel(160W), battery(120AH), controller(12V/12.5AH)