CWK&reg; New Replacement Laptop Notebook Battery for Asus X72DR X72F X72JK X72JR X72JT X72JU X77VG X77VN A32-N71 N71J N71JA N71JQ N71JV N71VG X73SD X73SJ X73SL X73SM A72D A72DR A72J A72DY A72F A72JK A72JR A73Sv A73T A73Ta A73Tk ASUS K73J K73JK K73SV K73E N73SV N73F N73G N73JG N73V N73SW A32-N73 Asus A73B A73BR A73BY A73E A73S A73SD A73SJ A32-N71 A73SV A73T N73SN N73SQ N73SV N73SW N73V X77 X77J X77JA X77JG X77JO N71 N71J N71JA N71JQ N71JV N71V N71VG N71VN N71YI N73 N73F Condition: Brand New - Grade A cells Battery Type: Li-ion Voltage: 10.8 Volt (11.1 Volt compatible) Capacity: 5200mAh (Better than 4400mAh) 90 Day Money Back. Buy with confidence!