Specifications:

Battery Type Name: 56WH Type 33YDH 15.2V Battery type: Li-ion Capacity: 56Wh Cells: 4-A+cells Voltage: 15.2V Packaging: With Two Free Screwdrivers 100% brand new

Compatible with Part Number:

33YDH 99NF2 PVHT1 DNCWSCB6106B

Compatible with Laptop Models:

for Dell Inspiron 15 7577 Series
for Dell Inspiron 17 7000 series
for Dell Inspiron 17 7773 series
for Dell Inspiron 17 7778 series
for Dell Inspiron 17 7779 2 in 1 series
for Dell Inspiron 17 7786 Series

for Dell G3 15 3579 Series
for Dell G3 17 3779 Series
for Dell G5 15 5587 Series
for Dell G7 15 7588 Series

for Dell Latitude 13 3000 3380 Series
for Dell Latitude 15 3590 Series
for Dell Latitude 15 3580 Series
for Dell Latitude 14 3490 Series

for Dell Vostro 15 7580 Series
for Dell Vostro 15 7570 Series

【Note】The 33YDH battery it only compatible with Dell "Latitude" 13 3380 laptop,it is not compatible with Dell "Chromebook" 13 3380 laptop .