Our service: focusing on providing high -quality power products and excellent customer service, 30 -day refund guarantee! 24 x 7 email support and 12 months. If it becomes defective, we will exchange your products for free. Prove that we are very important for quality, rest assured to buy! PRODUCT TYPE - Input: 100~240V 50/60Hz; Output: 19.5V-4.62A-90W; Connector Size:Interior diameter: 3.0 mm Blue tips; External diameter: 4.5mm; (Note: Please make sure the DC output and tip size of ac adapter are accordant before you buy). MODEL OF REPLACEMENT: For HP Envy Touchsmart Sleekbook 15-j 17-j m6-k m7-j Series: 15-j000 15-j003cl 15-j003xx 15-j006cl 15-j007cl 15-j009wm 15-j010us 15-j011dx 17-j017cl 17-j020us 17-j043cl 17-j044ca 17-j057cl 17-j100 17t-j100 For HP M6 M7 Series: m6-ae151dx m6-k000 m6-k001xx m6-k010dx m6-k012dx m6-k015dx m6-k125dx m6-n010dx m6-n012dx m6-n015dx m6-n113dx m6-w011dx m6-w102dx m7-j000 m7-j010dx m7-j020dx m7-j120dx m7-k010dx m7-k111dx m7-k211dx m7-n011dx m7-n101d