Specification: Input voltage:180-260V Output voltage:24-80V Wattage:8-25W Current:300MA Size:68*25mm(D*H) Feature: High price-effective, reliability with industry standards Built-in over voltage, over current, and short circuit protection Note:This is a non-isolated LED driver, can not work without load, also can not be measured by multimeter without load. That would make the driver broken. Package Included: 1*LED Driver