Main Features: <br />● 25W 3 - 15V to 0.5 - 30V converter auto step-up step-down solar power supply module<br />● Power: 25W<br />● Input voltage: 3 - 15V<br />● Output voltage: 0.5 - 30V<br />● Output current: Max. 3A<br />● Conversion efficiency: Max. 95 percent<br />● Switching frequency: 150 KHz<br />● Output noise: Max 40mV<br />● Load regulation: +/-0.5 percent<br />● Voltage regulation: +/-2.5 percent <br />● Working temperature: -40 - 85 degrees<br /><br />    Specifications<br />General<br />  Material: PCB                                                 <br />Weight and Size<br />  Product Weight: 0.014 kg                                                  <br />                        Package Weight: 0.054 kg                                                  <br />                        Product Size(L x W x H): 4.9 x 2.3 x 1.2 cm / 1.9 x 0.9 x 0.5 inches                                                  <br />                        Package Size(L x W x H): 10.0 x 7.0 x 2.0 cm                                                 <br />Package Contents<br />  Package Contents: 1 x DIY 25W 3- 5V to 0.5-30V Auto Buck Boost Solar Power Converter Module                                                 <br /><br /><br /><br />                                                <br />