Compatible with: For Lenovo ThinkPad Y545, Y540, Y740, Y730, Y920, Y7000, P70, P71, P73, P52, P50, P17, P15 Laptop charger ADL170NDC2A, GX20L29347, ADL230NLC3A, 36200321, 45N0373, 45N0487 Compatible: For Lenovo ldeaPad E440, E555, E450, E550 adapter charger For Lenovo ThinkPad P53, P71 adapter charger Lenovo Legion P15, P15v, P15g, P17, T15p, Y730, Y910, Y900, Y920 adapter charger Safety Features: Over current protection; Total power protection; Over voltage protection; Short Circuit Protection. Manufactured with the highest quality materials. Certification: FCC, CE and RoHS.