Features: The XL6019DC DC5A boosting converter delivers a robust 5A output current with up to 96% efficiency, ensuring powergul performances for demanding electronic applications without excessive loss. Featuring an adjustable otput via a precise potentiometer for fine tuning voltages, built in over current, over temperature, and short circuit protections. Ideal for electronics hobbyists, enthusiasts, and engineers working on power supply projects that require reliabled and customizable sources. Use this adjustable power module in scenarios such as powering LED lighting systems, motor driver, or portable devices that need stable and efficient voltages conversion. Durability and dvanced safety features, this module guaranteeing consistent and secure operating in diversed electronic setups for long term reliability. Specifications: Size: 50x28x13mm. Module nature: not-isolated boosting (boosting). Rectification: not-synchronous rectification. Input ranges: Limit value: 3-40V, recommended value 3V-35V. Output ranges: Limit value: 5-45V, recommended value 5V-40V (by rotating the potentiometer). Input current: Limit value: 0-5A, recommended value 0-3A. Conversion efficiency: up to 94%. Switching frequency: 220KHz, second generation switching power supply technology. Output : less than 100mV. Load regulation: ±0.5%. voltages regulation rate: ±0.5%. Reverse polarity protections: Input 40V anti-reverse polarity protections. Package Includes: 1PC Adjustable boosting power module note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution