Genuine Lenovo 170W 20V 8.5A AC Power Adapter Charger. Good for Lenovo USB-C docking.

Model : ADL170NLC2A, Grade A, Pre-Own, Fully Tested. 

• Brand:  Lenovo
• Model:  ADL170NLC2A
• Input:  100-240V~2.5A 50-60Hz
• Output:  20V 8.5A
• Wattage:170W

• Lenovo 170W AC Adapter for ThinkPad T540P W540 W541 45N0372 or More ...  SLIM YELLOW TIP.