Digital voltage regulator board with XL4016 for precise voltage control and realtime monitoring. This module enables straightforward adjustable power delivery for DIY electronics projects, with a focus on reliability and clarity. Key benefits and features Accurate, adjustable output: XL4016 based regulator provides precise voltage control and realtime monitoring to help you set the correct supply for your project. Easytoread display: voltage readout with 1V accuracy lets you verify output quickly without additional testing equipment. Effective heat management: aluminum alloy heat sink with a black coating helps keep temperatures in check during operation; recommended current up to 5A for safe, reliable use. Flexible, multipurpose design: can be paired with resistors or capacitors to create filters or phaseshifting circuits, broadening its applicability across projects. Material and build Heat sink: aluminum alloy with black surface finish for effective cooling and durability. Core chip: XL4016 for current regulation and stable output. Form factor: designed as a compact digital voltage regulator board suitable for a wide range of DIY setups. Performance and compatibility Output: adjustable voltage suitable for powering various electronics in DIY projects; operation up to the recommended 5A current for safe use. Monitoring: realtime display provides immediate feedback on output voltage, aiding quick adjustments. Versatility: compatible with common resistorcapacitor configurations to support filters or phaseshift circuits in experiments or hobby builds. 23 practical use scenarios Bench power supply for electronics prototyping: adjust the output voltage to power microcontrollers, sensors, or small development boards, while monitoring the value on the builtin display. RC hobby and robotics testing: supply stable voltage to RC receivers, servos, or motors during development and testing, with reliable cooling under load. Circuit experimentation and signal processing: connect resistors and capacitors to form simple filter networks or phaseshift circuits, using the module as a flexible test platform. Notes Maximum safe operation is up to 5A, depending on cooling and application conditions. The 1V display resolution provides straightforward voltage verification without additional measurement tools. No additional peripherals are required for basic operation; refer to standard RC and filter design practices when expanding with resistors and capacitors.