HT03XL Laptop Battery for HP 15-DA1027NF 17-BY0011DS 17-BY0009TX 15-DY0000 15-DB0101NF 17-CA1015NF 17-BY1021NF 17-CA0026NF HSTNNIB8O 15-DB0189NB 17-BY0045NF 17-BY0006CY 17-CA0004AX L11421AC1

✅Specifications:
Battery Type:Li-ion
Voltage:11.4V
Label Capacity:3600mAh
Product Type:Replacement Battery
Condition : Brand New, 'A' grade cells,100% OEM Compatible!

✅Package includes:
1x Battery
---------------------------------------------------------------------------------------------
✅NOTE(Very Important):Please check carefully about the below information.

(1)Laptop model.

(2)Battery part number.

(3)Battery shape(sometimes,for some laptop model.and same battery Part Number,but the battery shape is different,so,it also can not install,so the shape must be same,or it can not fit,so before you buy it,please check it clearly,thanks)
(4)To sum up:(1)Laptop model(2)Battery part number (3)Battery shape,All three factors must be the same,and then you can buy it,If you still can not be sure,please contact us,and we will check it for you,and give you the advice.

✅How to check your laptop model?
Method 1:You can check your laptop model on the label of back of your laptop

Method 2: 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 3: 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.

---------------------------------------------------------------------------------------------
✅Install A New Battery:

You need to turn off your laptop and disconnect the power.
Disconnect the connection between the old battery and the motherboard to avoid unnecessary damage caused by disassembling the battery. Then unscrew the old battery screws one by one and carefully save each screw.
Remove the old battery, carefully install the new battery on the battery case, screw in the screw, and connect the wiring of the new battery.
If you don't understand the above steps, you can search for the video about laptop battery installation on YouTube. Maybe it will help you.

✅Laptop Battery Instructions:

Discharge the new battery to 10% (not 0%), then charge(100%) and cycle 3-5 times to wake up the new battery.
It can calibrate the state of the battery by performing a complete and effective charging and discharging of the battery once a month.
Charge it to around 50% when you store it long term.
Do not keep your battery below 5% or deep discharge state (long time 0%), may turn on battery protection and cause the battery to fail to charge.
Please feel welcomed to notify us of any inconvenience or fault in our battery.

✅The following are troubleshooting methods:

Turn off the laptop.
Unplug AC power.
Remove the battery.
Replace AC power.
Turn on laptop,allow OS to boot.
Once logged into the machine, perform a normal shut down.
Unplug AC power.
Replace battery.