Features: 1. Converts 8-40V DC input to a stable 5V 5A output. 2. Internal circuit board features precision SMT technology, providing protection against water, dust, and shock. 3. Conversion efficiency up to 96%. 4. Offers stable performance and long service life. 5. Suitable for use with car LED screens, monitor cameras, fans, water pumps, motors, routers, and other 5V electrical devices. Specifications: Model: GYVRM-K240505 Type: DC-DC Non-isolated Step Down Module Input Voltage: 8-40V (compatible with 12V/24V systems) Output Voltage: 5V ±0.25V Output Current: 5A Maximum Output Power: 25W Conversion Efficiency: Up to 96% Dimensions: 60 x 24.5 x 20mm (2.36 x 0.96 x 0.79 inches) Mounting Hole Diameter: 4mm (0.16 inches) Hole Distance: 51mm (2.01 inches) Weight: Approximately 41g (1.4 oz) Package Includes: 1 x Buck Converter Note: 1. Due to differences in monitors and lighting effects, the actual product color may vary slightly from images shown. 2. Please allow slight measurement deviations due to manual measurement.