DC Power Supply With 4-Digit LED Display, 400V 1A High Precision School Programmable DC Lab Power Supply Adjustable Laboratory Bench Source 300V 200V 1A DIY for Laboratory,Test Faulty Motor,Repair(HSP

HIGH ACCURACY WITH EASY CONTROL INTERFACE micro-system, encoded-controlled fine & coarse adjustment knob assures not only high precision but also high trueness Featured keyboard lock function 4 digitals LED display 0.01V and 0.001A) and auto power calculation guarantee stable current output and clearly visible readout. STORAGE AND RECALL MEMORY FUNCTION Features 3 buttons with Storage and recall memory function. Easily storage or recall the commonly used current/voltage only by pressing the button. Support Constant Current (C.C.) and Constant Voltage (C.V.) modes. EXTRA COMPACT & PORTABLE With power switch function and current output button bench power supply is well suited for laboratories schools, electrical maintenance, diy electronics, amateur, suitable for lab & industrial use BUILD TO LAST product Built-in (Over Current Protection), (Over Voltage Protection), and short circuit protection. Special left & right vents and internal cooling fan to prevent overheating