Know your gear
BTI - Notebook Battery (equivalent to: HP-COMPAQ SK02XL, 756416-001, 756186-421, SK02030XL-PL) LI-POLY 4-Cells 7.5 Volt 3950 mAh - for PAVILION13-R010DX X2 DETACHABLE PC, 13-R030CA X2 DETACHABLE PC, 13-R050CA X2 DETACHABLE PC, 13-R100DX X2 DETACHABLE PC; SPLIT X2 13-R010DX, 13-R030CA, 13-R050CA, 13-R100DX.