Features Wide Application: The buck-boost converter module can be used in integrated wiring for monitoring fire alarm systems; car radios, stereos; bus, minibus, truck display screens, taxi advertising screens; solar power generation systems, etc. Good Reliability: The automatic buck-boost converter has IP68 waterproof and dustproof function, good reliability, and can easily adapt to various working environments. Safe and Stable: The boost and buck regulator module is made of flame retardant and anti-oxidation materials, which has good flame retardancy, stable performance and long service life. Excellent Performance: This DC buck adopts highly integrated SMD components, with high stability and reliability, and good performance, you can use it with confidence. Function: This step-up and step-down converter can convert 6-20V voltage to 12V output voltage. Specification: Input voltage: 6-20V Output voltage: 12V ± 0.25V Output current: 1A, 2A, 3A (Optional) Working temperature: -20~80℃ Start/rise time: 1000ms~2s Waterproof rating: IP68 Mounting hole distance: 65mm / 2.56in Size: 75*40*22mm / 2.95*1.57*0.87in Weight: 97g (approx.)   Package List: 1 x Voltage Regulator   Package List