Two-Wire DC Voltmeter Power Tester LCD Liquid Crystal Display Digital Voltmeter Analog 4-30V High Precision with Reverse

Quality materials - new high quality. With high quality chips, the performance is stable. Test conditions - 2-wire operating voltage is 4.0~30V, 2-wire detection voltage is 4.0~30V, and working current is <30mA. Two-wire design for direct battery testing. function - With reverse connection protection, the wire will not burn. Display mode - LCD blue screen backlit LCD display. The detection voltage is within 10V, two digits after the decimal point are displayed, the detection voltage is 10V, and one digit after the decimal point is displayed. Enclosure - With a shell-proof design that protects against damage.