DC-DC Voltage converter module Buck Boost 

Lovely quality modules, supplied in anti-static packaging.

Features:     Conversion efficiency: Up to 92% (the higher the output voltage, the higher the efficiency)     Potentiometer adjustment direction: Clockwise (increase), Anti-clockwise (decrease)     Switching frequency: 150KHz     Rectifier: Non-synchronous rectification     Module properties: Non-isolated step-down module     Short circuit protection: Current limiting, self-recovery     Operating temperature: Industrial grade (-40 to +85 degrees Celsius) (output power 10W or less)     Load regulation: +/- 0.5%     Voltage regulation: +/- 2.5%     Dynamic response speed: 5% 200uS     Connection mode: Solder, plus pin can be directly soldered PCB

Specifications:     Input voltage: 3-40V     Output voltage: 1.5-35V (adjustable)     Output current: Rated current is 2A, maximum 3A (if the output power more than 10W, the heat sink is needed.)     Item size: 48 * 22 * 12mm / 1.9 * 0.9 * 0.5in     Item weight: 12g / 0.4oz