T480 charging issue. Red light is showing but laptop is not charging. Sometimes it gets opened and gives error message- "The connected AC adapter has a lower wattage than the recommended model
8Cell Battery for Lenovo IBM ThinkPad X61s X60s 92P1169 42T4505 92P1168 92P1170 | eBay
laptop won't charge 3rd party batteries | [H]ard|Forum
Solved] Lenovo Plugged In Not Charging - Driver Easy