Original Laptop AC adapter for Lenovo 20V 4.5A square USB Type Yellow Tip 90W

Model No:Lenovo 20V 4.5A Square USB

Technical Specifications: 

• Condition: New
• 100% Electrically and Mechanically Safe
• Over voltage, High temperature and Short-Circuit protection
• Power 90 Watt
• Input Voltage: 100-240V 50-60Hz 1.5A
• Output Voltage: DC 20V
• Output Current: 4.5A
• DC Pin Size: Rectangle USB Type Yellow Tip With Pin Inside
• 100% compatibility with the original
• Certified to CE & FCC Standards, RoHS compliant
• 3 Pin Power Cord Does Not Come With The Charger
• Warranty:13 Month

The difference between original adapter and replacement adapter

Why we shouldn't use a low quality ac adapter?

1. Your laptopis made of accurate capacitances and Electronic components. Unstable or damage. out put will strongly affect your laptop performance and use life.
2. Your hard disk may be damaged.
3. Your display is bad.
4. Your sound card may have some noise
5. Your CD-ROM will not work well.
6. A slow start.
7. Overclocking is not Unstable.
8. Anti-jamming is poor.