- LED Numeric Display : This buck converter is equipped with a precise LED voltmeter, displaying voltage with a measurement accuracy of ±0.1V. It offers an input voltage range of 4.0V to 40V and an adjustable output voltage range of 1.25V to 37V. Note that the voltmeter will stop functioning if the input voltage drops below 4V. To turn off the display, simply hold the switch for 1 to 4 seconds. Reactivation is easy with a brief press of the switch. - High Efficiency : Utilizing the LM2596 second-generation voltage regulator, this converter operates at a frequency of 150KHz, ensuring low power consumption and high efficiency. High-quality solid capacitors are included, which improve circuit stability and significantly reduce high-frequency noise. - User-Friendly Adjustments : Adjusting the output voltage is effortless with the use of a mini screwdriver. The converter features terminal blocks that facilitate quick, solder-free connections for straightforward installation. - Enhanced Safety Features : This LM2596 buck converter includes dual diodes on the input side to protect against reverse polarity connections. It also has built-in overheat and short-circuit protection. For applications drawing more than 15W, proper heat dissipation measures are recommended to ensure optimal performance. Practical Applications : 1. Ideal for powering microcontrollers and sensors in DIY electronics projects. 2. Suitable for LED lighting systems requiring efficient voltage regulation. 3. Perfect for battery management systems where precise voltage output is essential. This product effectively meets your voltage conversion needs with reliability and performance, making it a valuable addition to your electronics toolkit.