Replacement For HP Envy X2 Adapter is rated at 15V 1.33A 20W.The high quality laptop charger for hp envy x2 provides your laptop with safe and reliable power.It is over Charge protection, Voltage protection, Temperature protection, Short circuit protection, enjoys 1-Year Warranty,60-Day Money Back.The Adapter is a 20W rated power supply and replaces hp envy x2 laptop charger. Designed to meet HP's original specifications. The Replacement HP AC Adapter is designed to be 100% manufacturer compatible and will meet OEM specifications.Always put first the DC output plug into the laptop's power jack before putting the input plug on the power outlet. This is the correct method.Switch off the Laptop AC power adapters when you are not using the laptop to prevent overheating.Keep your adapter in a dry place with room temperature. Just like other electronic devices, adapter can get damage cause by high temperature.Avoid the metal tip of the adapter from getting in contact with other metal objects because it can cause short-circuiting. Your laptop might get damage when a short-circuited charger is used.