Connector Size：USB-/
Package Includes: 1x USB-AC Adapter; 1x Ac Power Supply Cord
Specification: Input: 100-240V, 50-60HZ；Output parameters: 20V - 5A；Connector Size：USB-/port；Watt:100W
Model: Precision 3480 3490 3580 3581 3590 3591 5480 5490 5680 5690 Latitude 3450 3550 5340 5350 5440 5450 5455 5540 5550 7340 7350 7440 7450 7455 7640 7650 Inspiron 14 16 5000 7000 5430 7430 7440 5630
Safety:The Charger port output up to 100W power delivery enables fast and efficient charging of devices