Lenovo 40Y7659, Laptop, Indoor, 100-240 V, 50/60 Hz, 90 W, 20 V Lenovo 40Y7659. Purpose: Laptop, Power supply type: Indoor, Input voltage: 100-240 V. Product color: Black. Width: 50 mm, Depth: 126 mm, Height: 30 mm. Included power plug types: US