voltage: 20v
ampere: 3.25a/4.5a
watts: 65w/90w
compatible Models: Lenovo Ideapad Yoga 11 11s Ultrabook Series Lenovo Thinkpad Edge E431 Series Ultrabook: Lenovo Thinkpad Edge E431 6277axu, Lenovo Thinkpad Edge E431 6277ayu, Lenovo Thinkpad Edge E431 6277azu, Lenovo Thinkpad Edge E431 6277b2u, Lenovo Thinkpad Edge E431 6277b3u, Lenovo Thinkpad Edge E431 6277btu Lenovo Thinkpad S1 Yoga Series Ultrabook: Lenovo Thinkpad S1 Yoga, Lenovo Thinkpad S1 Yoga 20cd, Lenovo Thinkpad S1 Yoga 20cd00bxus, Lenovo Thinkpad S1 Yoga 20cd00byus, Lenovo Thinkpad S1 Yoga 20cd00cgus Lenovo Thinkpad X300s X301s X230s S230u S3 S5 X240 X240s T440 T440p T440s T430 L440 L540 T540p E431 E531 Lenovo Yoga 13 Yoga 11s Yoga 2 Z505 Z580 K2450 K4450 K4350 K4350a V4400u Z410 Z505 Z510 Z710 S405 S410 S410p S500 G490 G400