Features: The LM2596 Automatic StepDown DCAdjustable Converters Power Supply Module offers a seamlessly voltages conversion with up to 93% efficiency, making it for efficient power management. This module can be used in the field of voltages reduction where the input voltages is higher than the output voltages, such as batteries, power transform, DIY adjustable voltages regulators, 24V car pen and meter power supplies, industrial equipment voltages reduction, 12V to 3.3V, 12V to 5V, 24V to 5V, 24V to 12V, 36V to 24V, etc. The LM2596buck converters support broad input voltages ranges from 2.5V to 40V, making it ideal for various applications, including DIY electronics, solar power systems. Achieve up to 92% conversion efficiency with this step-down regulator, ensuring stable and efficient voltages regulation for your devices. Builts-in thermals shutdown and current limit protections safeguards your devices from overheating and overloads; Specifications: Component:Plastic Size:Approx.4.3x2.1cm/1.69x0.83inch, 66x36x14mm/2.6x1.42x0.55inch Option Type:LM2596 DCBuck Converters without Display,LM2596 DCBuck Converters with Display,LM2596 DCBuck Converters with Button, Input Voltages: 2.5V~40V Output Voltages: 1.25V~35V (adjustable) Output Current: 3A Conversion Efficiency: 92% Output Ripples:< 30mV Switching Frequency: 150KHz Working Temperature: -45℃~+85℃ Package Includes: 1pc LM2596 Power Adapter note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.