brand new and high quality1.Description:ZK-DP60 is a for DC adjustable constant voltage constant current step down/up power supply module with LCD display.H D display input voltage and output voltage, current, power and display status.Adjustable stable output voltage and current.Set output current to meet the Demand.It can be used as ordinary bu-ck power supply module, charger and LED constant current driver.Simple and efficient, practical.2.Features:1>.High voltage resistant terminal.2>.With high quality acrylic for shell.3>.Support enabled/disabled output.4>.Support anti-reverse for protection.5>.Support anti-backflow for Protection.6>.Support short circuit for protection.7>.Support over-current for protection.8>.Support over-power for protection.9>.Support over-temperature for protection.10>.Support Automatic bu-ck/boost voltage.11>.LCD screen H D display.12>.Support charging function.13>.Support display input voltage.14>.Support display output voltage, current, power.15>.Support working status indicator.16>.Multiple parameters are displayed simultaneous.17>.High current, low heat.3.Parameters:2>.Product Number:ZK-DP603>.Working Voltage: for DC 5.5V-30V4>.Output Voltage: for DC 0.5V-30V5>.Output Current: 4A6>.Output Power: 35W7>.Voltage Display Range: 0~30V8>.Voltage Display Precision: 1%9>.Voltage Display Resolution: 0.01V10>.Current Display Range: 0~6A11>.Current Display Precision: 1%12>.Voltage Display Resolution: 0.001A13>.Conversion efficiency:About 88%14>.Working current: 30mA15>.Soft Starter: Yes (Failure at high power load)16>.Anti-reverse Protection: Yes17>.Anti-backflow Protection: Yes18>.Short Circuit Protection: Yes19>.Work frequency: 180KHz20>.Over-temperature Protection: 10021>.Over-current Protection: 6A22>.Over-power Protection: 60W23>.Fan working condition:>3A or >20W or >4024>.Working Temperature range: -20~10025>.Working Humidity range: 0%-95%RH26>.Size::72x59x32mm/28.35x23.23x12.60in Note: Transition: 1cm=10mm=0.39inch. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package Includes: 1pc x Supply Module