Hiport Laptop Battery For HP Touchsmart NV175UA, NV179UA, TX2-1270, TX2-1270US, TX2-1270US, TX2-1274, TX2-1274NR, TX2-1274NR, TX2-1274NR, TX2-1275, TX2-1275DX, TX2-1277, TX2-1277NR, TX2-1277NR, TX2-1277NR Laptop Notebook Computers Cells: 6 Cells Volts: 7.2V Capacity: 6600mAh; 47Wh