Compatible part numbers:
BTYVOY1 C0C5M 318-0397 5WP5W 7XC9N 05WP5W 07XC9NThe actual operation time will depend on how much electricity is required by the device and how you use it.
Laptop model: Dell Alienware M17x R3 R4 Series, Not fit M17X R1 R2
Battery model: BTYV0Y1 C0C5M 5WP5W 7XC9N 318-0397
Operation time: Around 3.5 hours
Exchange/Refund Policy: Free exchange/refund within 12 months.