The Adapter is a 18W rated power supply and replaces lenovo eadp-18sb laptop charger. Designed to meet Lenovo's original specifications. The Replacement Lenovo 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.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.Replacement For Lenovo EADP-18SB Adapter is rated at 12V 1.5A 18W.The high quality laptop charger for lenovo eadp-18sb 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.Brand New Replacement For 18W 12V 1.5A Lenovo EADP-18SB AC Adapter/Power Supply/Charger With Laptop Cord.