Usage Tips:Specifications: Built-in multiple intelligent protection functions, it has ultra-high conversion efficiency and stability, which is safer to use. Using potting waterproof technology compatible and many other protection functions, it is shockproof, waterproof and moisture-proof. The input and output adopt pure copper core, which has better ductility and is not easy to break. Item Name: Boost Module Product Material: ABS Input Voltage: 12V (9V to 20V) Output Voltage: 24V±0.25V Output Power: 24W/48W72W Output Current: 1A/2A/3A Conversion Efficiency: ≥96% Protection Grade: IP67 (Short-Term Water Invasion) Installation Line Length: 13cm Working Temperature: -20 Degree Celsius to 80 Degree Celsius Reverse Connection Protection: None Module: Non-Isolated Step-Down Module Features: Waterproof, Shockproof, High Stability Size: 56mm x 32mm x 18mm/2.2" x 1.26" x 0.71" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Boost Module