LED flashing alarm, neutral or weak electricity can only trigger yellow light, only high electricity can trigger red light;. Illumination light (press the light key to open);. 1 Electric pen;.
eBay
FNIRSI GC-03 3-IN-1 Electromagnetic Radiation Detector, Electric & Magnetic Field Strength, RF Power, Temperature Monitor
Aliexpress UK
Part of the Dryzone System. Reliably Identify Damp Problems in Masonry. Great tool for firewood, flooring installers, lumber suppliers and timber used for projects to avoid cracks, splits, and warping.
eBay
FNIRSI GC-03 3-IN-1 Electromagnetic Radiation Detector Electric & Magnetic Field Strength RF Power Temperature Monitor
Aliexpress UK
When it encounters an object on the wall, the LCD screen displays the required stud material and the precise location of the stud, and displays a red light and buzzer. The best woodworking drill locator of 2021.
eBay
ET01 Electromagnetic Radiation Detector Electric/Magnetic Field EMF Meter Household Electromagnetic Wave Radiation Measure Meter
Aliexpress UK
Compact, safety, & easy to carry. Frequency Range: 50 to 500 Hz. size: 152 23 15mm. Ideal design for testing power cables, circuit breakers, wall sockets, junction boxes, fuses, etc.
eBay
EMF Tester 3 In 1 3 LED Indicator Portable Electromagnetic Field Radiation Detector Electric Magnetic Field Temperature Test
Aliexpress UK
Simply insert the detection pin into an AC power socket or position it near an AC cable.
eBay
High Sensitivity Voltage Detector Pen - Portable Electric Tester for Outlets, Wires, Circuit Breakers
Aliexpress UK
Bright Bead Illumination: The multi-functional screwdriver is equipped with high-brightness operation beads, ensuring clear visibility even in sunlight. If the LED green light illuminates, it indicates that the wire's core is intact.
eBay
Non Contact Voltage Tester 48-1000V AC Voltage Detector Pen Circuit Tester Electric Indicator Wall Tool With Flashlight Beeper
Aliexpress UK
eBay
Electric indicator AC 90-1000V Non-Contact Socket Wall AC Power Outlet Voltage Detector Sensor Tester Pen LED light test pencil
Aliexpress UK
When it encounters an object on the wall, the LCD screen displays the required stud material and the precise location of the stud, and displays a red light and buzzer. The best woodworking drill locator of 2021.
eBay
AC/DC Voltage Detectors Smart Non-Contact Tester Pen Meter 90-1000V Current Electric Sensor Test Pencil
Aliexpress UK