Specification Battery type: Li-ion Voltage: 11.1V Capacity: 2200mAh Cell: 4 Cells recharge cycles:500 Operation time: Around 1-2 hours Compatible Models:( Ctrl + F for fast search your laptop model) HP Pavilion 10 TouchSmart 10-e010nr 10-e019nr 10-e020ca 10z-e000 CTO 10-e004au 10-e011au, fit for HP MR03 HSTNN-IB5T 740005-121 740722-001 10-e000es 10-e000ss 10-e000sf 10-e001sf 10-e029sf 10-e030ef 10-e002el 10-e002sl 10-e003au 10-e013au 10-e020au 10-e021au Compatible Part Numbers: MR03 HSTNN-IB5T 740005-121 740722-001