CWK&reg; 7800mAh 9 Cell New High Capacity Battery for HP Pavilion tx1000 tx1000Z tx1200 tx1220us tx1300 tx1400 tx2100 tx2600 tx2000z tx2500z tx1420us tx1307au tx1030EA TX1001XX tx1210 tx1220 tx1250 HP TouchSmart tx2-1000 tx2z-1000 CTO tx2-1100 tx2-1024ca tx2-1025dx tx2-1277nr TX2-1275DX TX2-1101au tx2-1270us tx2-1274nr tx2-1030cm tx2-1224ca tx2-1244ca tx2-1300et tx2-1250 tx2-1010ea tx2-1020us HSTNN-UB41 441132-003 441132-001 441131-001 431325-321 HSTNN-XB76 RQ204AA HSTNN-OB41 RQ203AA Condition: Brand New - Grade A cells Battery Type: Li-ion Voltage: 7.2 Volt (7.4 Volt compatible) Capacity: 7800mAh (Better than 6600mAh) 90 Day Money Back. Buy with confidence!