Warm reminder: Before purchasing, please confirm whether your Laptop model/capacity/size (long or short) is compatible with the products. Specification: Battery type: Li-ion Voltage: 11.1V Capacity: 7800mAh Cell: 9Cells recharge cycles: 500 Operation time: Around 3.5-4.5 hours Compatible Models: For Dell Precision M2400 For Dell Precision M4400 For Dell Precision M6400 For Dell Precision M6500 Compatible Part Numbers: 312-0873 8M039 C565C DW842 KR854 J012F 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. | |||||
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