Promotion sales: 7.6V, 4610mAh, 35W LENOVO U31-70 batteries, L14M2P24 batteries

These original and brand new LENOVO L14M2P24 batteries for LENOVO U31-70 laptops can be shipped to worldwide without any extra cost:
http://www.laptop-battery.org.uk/laptopbattery/lenovo/u31-70-batteries.htm

Basic information about this LENOVO battery:

• Battery Voltage: 7.6V
• Battery Capacity: 4610mAh/35W
• Battery Color: Black
• Type: original/brand new
• Special Price: 49% off, free shipping
• Warranty: 9 months

If your new purchased LENOVO U31-70 battery can't start your laptop, or can't be charged, please try below advice:

1. Please check whether your new LENOVO U31-70 battery contacts the laptop properly? 
2. In this case, try to unplug and plug the LENOVO U31-70 battery for more times.
3. If you hear a clatter after inserting the LENOVO U31-70 battery into the laptop, it is generally regarded as proper contact. 
4. Try inserting for more times, and you will know whether the laptop contacts the LENOVO U31-70 battery properly.
5. Or you can try to update BOIS version or change the power options.
6. You can also disconnect the AC adapter and use your laptop until it itself to about 3%, then using your original LENOVO U31-70 adapter to charge the new battery for 12 hours to make it at a full capacity(Ignore LED status).