Safety - This product has passed the UL Safety certification. It is the best way to ensure youre getting safe, properly designed and manufactured products. After-sales services: This product is eligible for replacement or returns within 30 days, and the manufacturer provides an additional 12 Months Guarantee. Cord Length - 7.5ft long cord is easy to use such as school, bedroom, living room, etc. Fit for Asus All 45W 30W USB C Chromebook ADP-45EW B, C302 C302C C302CA C204E C204M C403N C101P C213N C213S C214M Q325U CT100P Zenbook Flip Tablet Laptop. Small Size, Convenient To Carry And Keep.