DCDC Voltage Regulator step down module high power 440V to 1.2536V 1. brand new and high quality. 2. Continuous voltage adjustable output, maximum output current up to 8A. 3. This voltage regulator integrates multiple protection modules, including over-current protection, over-temperature protection and short-circuit protection. 4. Long-term working current is recommended within 5A. 5. The circuit board is made of high quality electronic components, stable and reliable. Specification: Features: 1. brand new and high quality. 2. Continuous voltage adjustable output, maximum output current up to 8A. 3. This voltage regulator integrates multiple protection modules, including over-current protection, over-temperature protection and short-circuit protection. 4. Long-term working current is recommended within 5A. 5. The circuit board is made of high quality electronic components, stable and reliable. Specification: Voltage regulation method: PWM modulation Input voltage: DC4-40V Output voltage: DC1.25-36V Current maximum efficiency: 8A Maximum efficiency power: 200W Conversion efficiency: 94% Switching frequency: 180kHz Size: approx. 61*41*27mm / 2.4 * 1.6 * 1.0 inch Package weight: approx. 49g / 1.7oz Package list oacute;w: 1 * DC-DC Voltage Regulator Note: Please allow slight error due to manual measurement. Thanks for understanding.