BTI - Power adapter - for ThinkPad 11e, 11e Chromebook, ThinkPad Helix 3697, 3698, 3700, 3701, 3702, ThinkPad S431, S531 20B0, S540, S540 Touch, T431s 20A9, 20AA, 20AC, T440, T440s, X1 Carbon 20A7, 20A8, X230s, X240, X240s, ThinkPad Yoga, ThinkPad Yoga 11e, 11e Chromebook
40W REPLACEMENT POWER ADAPTER FOR IBM LENOVO OEM # 0B47030 40 WATT 19 VOLT WARRA