Description: brand new and high quality Feature: Made of high-quality material, durable, firm and practical to use. With a PD inductor chip, the type-C power supply can be converted into a notebook power interface for Le-novo series square interface. Usually used for Le-novo THINKPAD series notebooks, the output interface is 19V-20V. When selecting the connection, we must pay attention to whether the voltage matches. Adapter only, other accessories demo in the picture is not included! Compatible models: for Le-novo Series square interface laptops: for Le-novo X300S X301S X230S S230U S3 S5 X240 X240S T440 T440P T440S T431 L440 L540 T540P E431 E531, etc. Specifications: Item Type: Type-C Female to Square for DC Male Plug Adapter Material: ABS+Metal Size: length: 3.7cm/1.4in Color: Black Input interface: Type-C Female Output interface: 11mm*4.5mm Square for DC Male for Le-novo Thinkpad Input device: PD power adapter (input device power is larger than load power, to avoid power shortage, power load is too large, too much heat, which affects the life of the PD power supply). Output voltage: 19V-20V Output power: 90W Quantity: 1 PC Note: No retail package. Transition: 1cm=10mm=0.39inch Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1 x Type-C Female to Square for DC Male Plug Adapter