1. Features an aluminum alloy shell and imported high-quality thermally conductive silicone embedding for waterproof, dustproof, shockproof, and superior heat dissipation. 2. Built-in protection against overcurrent, low voltage, over temperature, and short circuits. 3. Utilizes imported components like Black Diamond, TI, and Ruby for enhanced operational efficiency. 4. Wide voltage input with up to 90% conversion efficiency and a long lifespan of over 100,000 hours. 5. Widely used in automotive, postal and telecommunications, communications, electric power, coal mines, aerospace, military, surveillance systems, railway signals, instruments, displays, automation control, cable TV, wind power solar energy systems, LED markets, and other fields. Item Type: Voltage Regulator Converter Material: Aluminum Alloy + Silicone Model: WG8-40S1203 Input Voltage: DC 12V/24V Input Voltage Range: 8-40V DC Conversion Efficiency: 90% Output Voltage: 12v DC Output Current: 3A Output Power: 24W Waterproof Rating: IP68 Working Temperature: -40℃~+80℃ Product Size: Approx. 6.5 x 6 x 2.3 cm / 2.6 x 2.4 x 0.9 in Wiring method is as follows: Input Terminal: Red wire (+) positive, black wire (-) negative; Output Terminal: Yellow (white) wire (+) positive, black wire (-) negative 1 x Voltage Regulator Converter