Features 1、Boost and Buck: Supports free voltage boost and buck, the converter module can convert DC 3.5V‑12V input to DC 1.2‑24V adjustable output. 2、Good Stability: Able to provide stable output in constant voltage, the DC to DC volt converter module can work as a reliable power supply. 3、Extensive Uses: Can be widely applied to research and development, instrument dubugging, repair, maintenance and so on, very practical. 4、High in Safety: The 3W DC voltage regulator module comes with fine potentiometer, which has power off memory for easier another adjustment. 5、Easy to Install: Light in weight and compact in size as well, the volt step up module is very convenient to install within several minutes. Specification Item Type: Boost Buck Converter Module Output Power: 1. For 1.2V~2V output, use within 2W. 2. For 2V-20V output, use within 3W. 3. For 20V-24V output, use within 2.5W. Input Terminal: On the left, USB male, micro USB, and solder pad can be selected as inputs, with an input of 3.5-12V. Output Terminal: On the right, blue 2P terminal as output, with an output 1.2-24V. Package List 1 x Boost Buck Converter Module