0.28 Inch Mini Digital Battery Voltage Checker Voltmeter DC 0-100V 3 Cables with Protection

Feature0 28 inch LED screen mini sizeCan work on 5V 9V 12V 24V electronic partsWith 3 cables and reverse connection protectionNote0 100V it is for using 3 cables Voltage should below 40V if you only using 2 cables It is one piece Description2 cables Input voltage 4 0 40V with reverse connection protection 2 cables Check voltage 0 0 40V3 cables Input voltage 4 0 40V with reverse connection protection 3 cables Check voltage 0 0 100VWorking current below 20mAScreen 0 28 inch LEDScreen Color red blue greenSize 30x11 7x9 2mmInstall open hole 23x10mmChecking Speed above 200mS timePrecision 3the limit working conditionsMin working voltage 4 0VMax working voltage 40VWorking Temperature 10 65℃Working Humidity 10 80 Working Pressure 80 106kPaSun light No direct sun lightPackage1x 0 28 inch Voltage checker