C21N1408 37Wh Battery For Asus VivoBook X555UQ-XO075T VivoBook 4000 - Compatible Part Numbers: C21N1408, 0B200-01130100, 0B200-01130300 - Battery Type: Li-Polymer, Battery Volt: 7.5V, Capacity: 37Wh, Battery Color: Black, Condition: 100% New, Warranty: 12