... 19.5V,4.62A,Replacement adapter / adapter,power adapter,universal adapter,travel adapter,ac dc adapter,wireless adapter 1.low DC ripple, safe ... compatible with various brands of laptops4.Customized laptop adapter / chargers available;5.CE/FCC/RoHS-certified, ... requirementoperating temperature: 0-40storage temperature: -20-85Operating Humidity: 10% ~ 90% RH Non-condensingWithstanding voltage: AC 3,000V ...