Welcome to our shop! [Buck Module] The buck module is a highly practical device with an input voltage range of 14-40V and an output of 12V 3A. It is designed to efficiently convert higher input voltages to a lower, more usable voltage. The buck regulator module adopts a synchronous rectification scheme, ensuring a large current capability and high efficiency. It is made of excellent materials, providing strong vibration resistance and good electromechanical performance. With its wide input voltage range, the buck module can withstand relatively large fluctuations, making it safe and reliable in operation. This versatile module finds applications in various fields, such as industrial control motherboards, toys, furniture, communications, and car power supplies, among others. Please note that this listing is for 1 x Buck Module. 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.