tem Features:

    Great Part to replace the broken and non working CMOS Battery for Dell XPS 13 9343 9350 9360 9365 9370 9380 
    This CMOS Battery is guaranteed to work.
    No memory effect. Chargeable even if it has not been used up yet.
    High capacity  battery
    The real time clock battery CMOS BIOS backup battery with two wires two pin connector
    Will fix the following error codes: Systems battery error / System CMOS checksum bad / System Timer error / Real-Time Clock Error 
    Brand: Unbranded / Generic / Aftermarket
    2 Wires- 2 Pin
    Voltage: 3V
   

Please note

 "Button/coin batteries can cause severe injuries or even death when swallowed. Keep batteries out of reach of children. If you suspect a child has swallowed or inserted a button/coin battery, seek medical attention immediately."
 
The plugs for Cmos batteries can vary from laptop model to model
 
please take a look at the plug diagram in the pics
 
you may have to cut the leads of the old battery and solder the new battery leads to the original plug.