ASKC 7.4V 55Wh C4K9V Laptop Battery for Dell XPS 12 9Q33 -L221X 13 9333 Ultrabook 13 XPS13 13-L321X 13-L322X XPS L321X L322X Series 3H76R 489XN PKH18

• 【Specifications】Battery type:Li-polymer Voltage: 7.4V Capacity: 55Wh
• 【Replace Part Number】C4K9V ,3H76R, 489XN, PKH18
• 【Compatible Model】Dell XPS 12 9Q33 -L221X 13 9333 Ultrabook 13 XPS13 13-L321X 13-L322X XPS L321X L322X Series
• 【Quality Assurance】New from manufacturer, every battery has passed factory testing, grade A cells ensure fast charges and low power consumption, built-in circuit protection ensures both safety and stability.
• 【Warranty】if you have any issues, questions or concerns.CONTACT US.We are friendly Customer Support Experts. Please contact through "Your Orders" tab in Amazon account .

Specifications: Battery Type: li-ion polymer Voltage: 7.4V Capacity: 55Wh Condition: Brand new & High quality Warranty: 12 Months Warranty Color: Black Replace Battery Part Number: C4K9V ,3H76R, 489XN, PKH18 Compatible with: (use "ctrl+F" to find out your model quickly) DELL XPS 12 (9Q32) (9Q33) (9Q34)Series XPS 12-L221x, XPS 12D-1708 DELL XPS 13 13-L321X 13-L322X Series DELL XPS L321X DELL XPS L322X How to replace new battery: Remove the old battery, holding the power button for 20 seconds to discharge any stored electricity, then connect the new battery. NOTE: 1. For initial using of the battery,please first of all discharge it to 3% and then fully charge it to 100%.The new battery need to charge and discharge 3-4 cycles before. 2. Please don’t discharge the battery to 0%, otherwise it may be easily damaged and may not be fully charged. 3. Don't connect adapter for a long time while using the battery. It may damage the battery 4. If you do not use battery for a long time, make sure to charge more than 80% electricity every month. 5. The computer does not recognize the battery, the battery connector may be bad contact with the computer jack, At this time need to check if the battery connector of copper exposed