ITEM NAME:USB Micro Adjustable Boost Power Supply Voltage Regulator Module LED DisplaSEAU 1.Description: ZK-DPL is a DC adjustable step up/down power supply module with LED digital tube display.Display output voltage and output current.Adjustable output voltage.Set output voltage to meet the require.Simple and efficient, practical. 2.Features: 1>.3-Bit digital tube display 2>.Three input power modes 3>.High resolution 4>.Multiple parameters can be displayed in turn 5>.Low power supply 6>.Support power saving mode 7>.Support enable output mode 3.Parameters: 1>.Product Name:ZK-DPL DC-DC 3W Buck Boost Voltage Converter 2>.Product Number:ZK-DPL 3>.Input Voltage for Pads:DC 3.5V-12.0V 4>.Input Voltage for USB:DC 5.0V 5>.Output Voltage:DC 1.2V-24.0V 6>.Output Power:3W(Max) 7>.Conversion efficiency:95% 8>.Working Temperature range:-20Â °~85Â ° 9>.Working Humidity Range:0%-95%RH 10>.Size:68*30*22mm 3.Application: 1>.Ordinary power supply; 2>.Instrument voltage display; 3>.Test meter; 4>.Circuit test; 5>.Power conversion. 9.Package: 1>.1pc ZK-DPL DC-DC 3W Buck Boost Voltage Converter.Three input power modes. 1>.3-Bit digital tube display. Support enable output mode. Output Power:3W(Max). High resolution.