NOYITO 0.28 inches LED Ultra-Small DC Digital 0-100V Voltmeter 3-Wire Battery Voltage Tester Red Blue Yellow Green Four Colors Display 4.0-40 Volt Power Supply (Pack of 3)(Green)

Brand: NOYITO

Color: Green

Features:

• Small in size and light in weight,quite easy and convenient to carry out. There are four colors of red, blue, yellow and green.
• 0.28″ visible LED display, easy to read even in dim light
• It requires extra power supply of 4V to 40V; only has three-wires for simple connection.It can also be used as a two-wire voltmeter. For the wiring diagram, please refer to the third wiring diagram on the left. Please pay attention to the parameters of the two-wire voltmeter.
• With reversed connection protection, meaning it will not burn even when wires are connected reversely
• Has resolution of 0.1V and the potentiometer in the back side for accuracy adjustment 【The second and third pictures on the left are the wiring diagrams.】

Details: Parameters:
Used as a 2-wire voltmeter, working voltage: 4.0~40V (with reverse connection protection)
Used as a 2-wire voltmeter, measuring voltage: 0.0~40V.
3-wire working voltage: 4.0~40V (with reverse connection protection).
3-wire measuring voltage: 0.0~100V.

Measurement accuracy:1 %(+/- 1 digit)
Refresh Rate：about 200mS/times
Operating Temperature:-10 °c ~ +65 °c
Power consumption: 5-15mA in normal condition
Display:Three 0.28 ” LED digital display
Display Color:Green/Red/Blue/Yellow
Cutting size:23.5mm x 10mm
Mounting holes distance:28mm

Wiring:
The second and third pictures are the wiring diagrams.
Red: Power Supply +,(4.0~ 40V DC)
Yellow: Measure Voltage +,(0~ 100V DC)
Black: Power Supply -, Measure Voltage –

Note:
1.The meter requires extra power supply of DC 4.0 to 40V
2.Its resolution is 0.1V and its actual error might larger than 0.1V

Package Included:
3pcs NOYITO 0.28″ LED Ultra-small DC Digital 0-100V Voltmeter

UPC: 667797752651

Package Dimensions: 11x154x17