Mini 360 DC-DC Buck Converter Step Down Case

Got these super cheap Mini 360 DC-DC Buck Converter step down from aliexpress I use them for adjusting fan speed LEDs and other projects like Arduino they work great I designed 3D printed case to protect them case works great and is super compact 32 x 15 x 9 mm For ventilation set top and bottom layers to 0 with 20-30% infill zigzag if the lid does not fit you may need sand it a little mostly the corners its a nice tight fit on my printer Model Name: Mini-360 (ultra small size DC-DC synchronous rectifier buck module) Module Properties: non-isolated buck Rectification: synchronous rectification Input voltage: 4.75V-23V Output voltage: 1.0V-17V Output Current: lowering the value of 3A, long 1.8A Conversion efficiency: 96% (maximum) Switching Frequency: 340KHz Output ripple: 30mV (no-load) Load regulation: ± 0.5% Voltage regulation: ± 2.5% Working temperature: -40 Celsius to +85 Celsius Features: Use integrally molded power inductor a