10pcs DC 40-100V Voltmeter LCD Digital Display Blue backlight

DC 40-100V Voltmeter LCD Digital Display Blue backlight

Working voltage: without external power supply.
Resolution: 0.1 V
Installation dimensions: 79 x 43 x 25 mm
The installation hole: 76 x 39 mm
Display: LCD digital display, blue backlight
Visual size: 61 x 24.5 mm
About 60 g weight:
Measurement rate: 2 or more times per second
Working temperature: - 10 ~ + 50 degree centigrade.
Working humidity: 10-80% (no lon)
The pressure of work: 80 ~ 106 kpa
Sun: no direct illuminate

With a standard size, easy to install.
Two wire system test directly, without external power supply.
Products have good stability, high measurement precision, strong anti-jamming capability.

Buy in large quantities, the price is better.