Dell Original 240W 7.4mm Pin Laptop Adapter Charger for Precision 7710, 7720, 7730, 7740, 7750240 watt charger. Input 100 240v, 1. 6amp 50 60hz 3 pin. Output 19. 5v, 12. 3A 50 60hz 7. 4mm*5. 0mm. 1 year warranty provided directly by the DELL's authorized service center. Guided assurance on compatibility Get confirmation on chat support 15 days easy replacement BIS certified product ensures standardization and quality of product.

Model No: 40-190158-17 PartNo: NA374AA Features:

Battery Voltage:10

Capacity:8500mAh

Li-ion battery (external)

170-watt charger

60-watt charger

Model No: WD548AA Features: Built-in circuit protection for device safety

45-watt charger

Range: 130°±10%

magnetic 5 pin

Voltage: 14

Unique Serial numbers on every Charger / box 9