SpecificationsModel: L18C3PF2 Voltage: 11.25V Capacity: 36Wh/3320mAh Battery type: Li-ion. Battery life: Up to 500 power-topping cycles over the life of the battery. Also comes with installation tools. Compatible Laptop/Notebook ModelsFor Lenovo ideapad L340-15API, L340-15API Touch, L340-15IWL, L340-15IWL Touch, L340-17API, L340-17IWL Series laptop Compatible Part NumberL18C3PF2 5B10T03401 5B10W67302 L18D3PF1 5B10T03400 5B10W67278 L18L3PF1 5B10W67198 5B10T03403 L18M3PF2 5B10T03402 5B10T03404 5B10W67367 5B10W67321 Purchasing Note: Due to the complexity of laptop battery models, you may not be able to accurately determine the model you need to purchase,Please open the back cover of the laptop to confirm the original battery model number TipsIf the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Run the new battery down to 5% (not 0%), then top up its power and complete 3-4 power cycles to wak