Specifications:
Condition: Brand New , 'A' grade cells,100% Compatible!
Number of Battery Cells: 4
Certification: CE FCC RoHS
Color: black as pictures
Operation time: approx 1.5-3 hours

Compatible Model:
For Dell Latitude E5450 Series:

Latitude 14 (E5450-6693), Latitude 14 (E5450-5922), Latitude 14 (E5450-9646), Latitude 14 (E5450-9660), Latitude 14 (E5450-9677), Latitude 14 (E5450-9853), Latitude 14 (E5450-9877), Latitude 14 (E5450-9846), Latitude 14 (E5450-5040), Latitude 14 (E5450-5878).

For Dell Latitude E5550 Series :

Latitude 15 (E5550-5057), Latitude 15 (E5550-5762), Latitude 15 (E5550-5809), Latitude 15 (E5550-5830), Latitude 15 (E5550-6747), Latitude 15 (E5550-5908), Latitude 15 (E5550-6792), Latitude 15 (E5550-9976), Latitude 15 (E5550-9277), Latitude 15 (E5550-9417).
Note:
not Compatible:6MT4T 3510 E5270 E5570 E5470

Compatible Part Numbers:
G5M10 / 8V5GX / 1KY05 / TXF9M
R9XM9 / WYJC2 / 7V69Y / 79VRK
451-BBLN / 080-854-0066

Note:
Please check carefully about your laptop model name/battery part number/battery shape and size to make sure you purchase the correct battery.

How to confirm that the battery is suitable for your laptop?

Method 1: Use System Information to find your laptop model

Step 1: Press Windows + R to open Run window.
Step 2: Input "msinfo32" in the empty box and click OK to open System Information.
Step 3: Keep in the System Summary section, and you will find the System Model item in the right pane.

Method 2: Remove Battery from Laptop to find your laptop battery part number

Step 1: Switch off the laptop and unplug the power cable in case of electric shock
Step 2: Remove the back panel with the screwdriver. You should to this with care avoiding any harm to the laptop components.
Step 3: Disconnect the cable connected to the battery and then take out the battery. After that, you can check the specifications of your battery.

Notice:

1、If you can give us positive feedback as soon as you receive the goods, we would be very grateful.

2、Because your feedback is very important to the development of our business.  If you are satisfied with our products and services, we sincerely invite you to leave us positive feedback.

3、If you are not satisfied, you really want to leave us negative feedback, please wait a moment, please contact us first, we will definitely solve your problem and make you satisfied.

4、Even if something is beyond our control, we will do our best to solve it.  We don't want to give you a bad buying experience.