We have had some inconsistent readings on foreheads, so we only use it on ears only now. It is quick and easy to read. May be too complicated for some users to understand!
Baomain Ammeter 65C5: DC 0-30 A Analog Panel Meter with Built-In Shunt - Class 2.5, CE Listed
3 Review
SEESII Portable TinySA Spectrum Analyzer V0.3.1 With SMA Male To UHF Female Cables, 100KHz To 960MHz Frequency Range, 2.8'' Touchscreen And Signal Generator For MF/HF/VHF UHF Input Analysis
6 Review
Upgraded NanoVNA-F V2 Vector Network Analyzer 50KHz-3000MHz HF VHF UHF VNA Antenna Analyzer 4.3 Inch With 5000MA-H,Measuring S-Parameter Voltage SWR, Phase, Delay, Smith Chart
8 Review
High Quality mxuteuk 2pcs 22mm Red Green AC 0-100A Digital Ammeter Signal Light – Reliable Current Meter Indicator Lamp with 1 year warranty
3 Review