Looleking CPU Cooling Fan For Acer Aspire 5220 5220g 5310 5310g 5315 5315z 5320 5320g 5520 5520g 5520zg 5710 5710g 5710z 5710zg 5720 5720g 5720z 5720zg 7220 7230 7520 7520g 7720 7720g 7720z 7720zg P/N:AB7805HX-EB3 X1 DC280003100 BSB0705HC-7C79 DC280003SD0 Please check both the model and picture before placing order Delivery normally takes 7-15 Business days to US new and high quality FREE shipping