ZTHY Compatible C21N1347 Laptop Battery Replacement for Asus X555 X555U X555LA X555LD X555LN X555MA Series 2ICP4/63/134 37Wh 7.6V Battery typeLi-polymer. Color: Black. Voltage: 7.6V. Capacity: 37Wh.100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. Replace Part NumberC21N1347 2ICP4/63/134 PP21AT149Q-1 Compatible ModelsASUS X555 X555U X555LN X555LA X555LD X555LP X555LJ X555SJ X555YI X555LD4030 X555LD4210 X555D X555DA-BB12 Series laptop SecurityAll ZTHY products are Certified by CE, FCC for safety. Strict guidelines for compatibility, and standards compliance for environment safety. ZTHY Laptop Battery Return Policy Rest assured with 30 days Refund and 12 months Replacement,also get our friendly customer service.