Description: -Regulator mode: PWM modulation -Input voltage: DC 4V to 40V; Output range: DC 1.25V to 36V (continuously adjustable) -Maximum current: 8A (long-term use recommend 5A); Maximum power: 200W -Conversion efficiency: 24%; Switching frequency: 180kHz -Every item have been reviewed critical before shipment carried out, please buy with no worries. Specification: Material: PCB Board Size: 61x41x27mm/2.40x1.61x1.06inch Package Includes: 1 Piece Step Down Module Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor