DC Adjustable LM2596 Step Down Module Buck Converter Voltage Regulator Led dup-review-publication scrapbooking & etc

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DC Adjustable LM2596 Step Down Module Buck Converter Voltage Regulator Led dup-review-publication scrapbooking & etcDC DC LM2596 Step Down Power Module Input voltage range: 4 40VDC Output voltage range: 1. 25 37DC adjustable Output current: 2A Voltmeter range: 0 to 40V,error + 0. 1V Input reverse polarity protection Built in output short protection function Built in thermal shut dowen function L x W x H=6. 1 x 3. 4 x12cm(approx.) LED digital voltmeter tube,the accuracy is adjustable function,can be aimed at your multimeter adjustable accurate Press the right key to