The Toshiba Dta3ltz1fa0i301 cooling fan from us is brand new,100% compatible with your original laptop cpu fan. Each Toshiba Dta3ltz1fa0i301 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.