The Acer AB07505HX070B00 00H860 cooling fan from us is brand new,100% compatible with your original laptop cpu fan. Each Acer AB07505HX070B00 00H860 fan should be under strict quality control before leaving the factory, and has passed the authentication of CE, UL, EMC, CQC,ROHS, etc. 30 days money back and 6 months replace warranty.