ITEM NAME:Buck Converter Step-Down Adjustable Converter Power Module Regulator LM2596 #gib Product Description Description: 100% Brand New and High Quality Conversion efficiency: Up to 92% Switching Frequency: 150KHz Rectifier: Non-Synchronous Rectification Module Properties: Non-isolated step-down module (buck) Operating temperature: Industrial grade (-40 °Cto +85 °C ) Load regulation: ?0.5% Voltage regulation: ?2.5% Specification: Input voltage:4-35V Output voltage:1.23V-30V Output current:Rated current is 2A,maximum 3A(Additional heatsink is required) Included: 1 x LM2596 Power Module.Included: 1 x LM2596 Power Module. Module Properties: Non-isolated step-down module (buck). Load regulation: ?. If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item.