BULL-TECH 90Wh/11.1V 318-0397 5wp5w 7xc9n C0c5m 05wp5w 07xc9n High Capacity Laptop Battery for Dell Alienware M17x, Alienware M17x R3, Alienware M17x R4 Series 100% Brand New - 9 cell,11.1V,80Wh Battery CE FCC Certified for safety100% OEM compatible Overcharger and Discharger Circuit Protection; CE-/FCC-/RoHS-Certified for safety Compatible with Dell M17x, Alienware M17 R3, Alienware M17 R4, BTYVOY1, BTYV0Y1 7XC9N 5WP5W CN-07XC9N C0C5M 0C0C5M 318-0397 AM17XR3-6842B 18 Months Warranty,30 days money return guarantee!