Compatible with Lenovo laptops with 230W Slim tip power connector, model e.g. Legion 5 5i 5-15 5-16 5-17 5P 5P-15 5P-16 7 7i C7 S7 Y540 Y545 Y740 Y730 Y900 Y910 Y920 Y7000, ThinkPad X1 Extreme P71 P72 P73 P53 P15 P16 P17 P1, LOQ 15 16 laptops and more. (Only for amperage equal or less than 11.5A)