The Lenovo 5B11N45311 replacement battery is intended for select Lenovo laptops. Its battery model is L22D3PF2, identified by the distributor as the same battery as part number 5B11N45311.
With lithium-ion chemistry, it has a stated capacity of 47Wh and a rated voltage of 11.31V. These specifications identify it as a laptop power source.
It is intended for compatible Lenovo laptops; the product details do not name particular models.