Condition:New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is.Brand:Unbranded Input Voltage:8V-22V (22V MAX) Output Current:3A (MAX) Output Power:15W (MAX) Switching frequency:340KHz Load Regulation:± 0.5% Operating Temperature:-40 to +85Celsius Rectification:Synchronous rectificationThe output voltage:5V Conversion efficiency:96% (maximum) Output Ripple:30mV (max) Voltage Regulation:± 2.5% External dimensions:46x27x14 (Lx W xH mm)