Warranty:Our service team including excellent after-sales managers and technicians are served for your after-sales problem. More guarantees confidence: Full Refund within 90 days; 12 months Warranty; 24 x 7 Email Support. Amazon's return window will be closed after 30 days. If you need help, please contact us directly. Compatible for Dell Inspiron 17 7000 15 7577 17 7773 17 7778 17 7779 2in1 17 7786 G3 15 3579 G3 17 3779 G5 15 5587 G7 15 7588 Latitude 15 3590 15 3580 14 3490, Dell Vostro 15 7580 15 7570 13 3000 3380 7353 Latitude E3590.!!!The 33YDH battery it only compatible with Dell 'Latitude' 13 3380 laptop,it is not compatible with Dell 'Chromebook' 13 3380 laptop. Compatible P/N: 33YDH 81PF3 081PF3 PVHT1 0PVHT1 P30E001 99NF2 DNCWSCB6106B 099NF2 V1P4C P30E.