**5 units** DC-DC 3A Buck Adjustable Step-down Power Supply Converter Module

Mini MP1584EN DC-DC Buck Converter 3A Power Adjustable Step-Down Mod D4M3  Mini MP1584EN DC-DC 3A power step down adjustable module buck converter, Perfect for DIY mobile power supply, monitor power supply. Output Voltage: 0.8V ~ 20V; Input Voltage: 4.5V ~ 28V Output Current: 3A (Max) Conversion Efficiency: 92% (maximum) Switching Frequency: 1.5MHz (highest), typically 1MHz Output Ripple: Less than 30mV  Operating Temperature: -45 Celsius ~ +85 Celsius  Size: 22mm x 17mm x 4mm/0.87 x 0.67 x 0.16 (L x W x H) Module Properties: Non-isolated step-down module (buck) Great for little LED or Arduino projects, DIY mobile power supply, monitor power supply. Size: 22 x 17 x 4mm What's in the box: 5 units of DC-DC adjustable step-down power module