This HP Stylus Active Pen have been tested with listed model of HP Laptops HP Spectre x360 15-CH011dx 13-AC023DX, 13-AC013DX, 13-AC033DX, 15-BL012DX, 15-BL112DX, HP ENVY 360 15M-BP012DX ,15M-BP112DX, 15M-BP111DX, x360 13-ae010ca 17M-AE111DX, M7-U109DX, HP Spectre X2 12-C012DX . If your model is not listed here, Please contact us before you buy Full list of model that work with this pen Envy 17-aexxx Envy x360 15-bp0xx Envy x360 15-bq0xx Pavilion x360 11m-ad0xx Pavilion x360 14m-ba0xx Pavilion x360 15-br0xx Spectre x2 12-c0xx Spectre x360 13-ac0xx Spectre x360 13-ae000 Spectre x360 15-bl0xx Chromebook x360 11G1