Product Name: Laptop Replacement Battery for DELL 640M
Model Number: LDL-DL.640M
Place of Origin: China

Description:
1) Battery type: Li-ion
2) Voltage: 11.1V
3) Capacity:4400mAh
4) Color: Black

5) Models Compatible: 
    Inspiron 630m, Inspiron 640m PP19L XPS M140 Series;

6) Replacement Part Number:  312-0451 RC107 Y9943

7) Packing: Neutral Packing