New HP Battery RU03XL For ProBook X360 11 G3 G4 G5 G6 440 G1 Series HSTNN-LB8K HSTNN-UB7P HSTNN-IB8P L12717-171 L12791-855 RU03048XL 11.4V 48Wh for HP ProBook x360 11 G3 Series, For HP ProBook x360 11 G4 Series, For HP ProBook x360 11 G5 Series, For HP ProBook x360 11 G6 Serie, For HP ProBook X360 11 G4 EDUCATION Edition, For HP ProBook x360 440 G1 Series Product Number: RU03XL HSTNN-LB8K HSTNN-IB8P HSTNN-UB7P L12717-171 L12717-1C1 L12717-421 L12717-541 L12791-855