The electromagnetic radiation tester successfully tests the compatibility of electric field radiation and magnetic field radiation, and achieves the best test results. 3,Data hold and clear LCD display, one-key can lock the radiation value and easily read the value.
eBay
Finger Counter LCD Electric Digital Display Manual Counter Ring Electronic Time Counter with Light Tally Counter Stitch Marker
Aliexpress UK
The electromagnetic radiation tester successfully tests the compatibility of electric field radiation and magnetic field radiation, and achieves the best test results. 3, Data hold and clear LCD display, one-key can lock the radiation value and easily read the value.
eBay
Mini Ring Shape Finger Counter LCD Electronic Digital Tally Counter Smart Ring Click Lap Counter Event Clicker Finger Counters
Aliexpress UK
A fully working Geiger Counter. Will come with USB cable. Verified as working with a number of test sources
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DC 12V/24V 0-9999 Digital Electronic Counter Module Process Counter Controller with Relay Output LED Low-Level Counter Module
Aliexpress UK
Seldom used fully working. It has a changeable lithium rechargeable battery inside usb charging.
eBay
2019 new 6 digital LCD hand tally counter 8 channels LED light time new function electronic prayer silicon ring counter freeship
Aliexpress UK
It is used to test and learn electromagnetic radiation situation indoor and outdoor. 1 Electromagnetic Radiation Detector. Data locking, one-key lock of the radiation value. Alarm Threshold: Electric: 40V/m; Magnetic: 0.4μT.
eBay
Finger Counter Luminous Finger Ring Electric Digital Display Tally Counter Stitch Marker Sewing Weave Buddhas Pray Soccer Tool
Aliexpress UK
HIGH EFFICIENCY: Adopting M4011 J321 Geiger counter tube, the tube wall is sprayed with tin oxide as the cathode, with high sensitivity, for ARM processor, fast operation speed. Feature: 1. CLEAR SCREEN: The nuclear radiation detector adopts organic light emitting diode screen with a 128x64 resolution, which is clear and intuitive, ensuring accurate reading.
eBay
1-20PCS Mini Electronic Finger Counters, Digital Display Hand Tally Counter 5-Digit Number Count Clicker Resettable Clicker Ring
Aliexpress UK
（1× Nuclear Radiation Detector, 1×USB-C Charging Cable, 1×Storage Bag, 1×User Manual. Prduct details.
eBay
Mini Ring Finger Counter LCD Digital Tally Lap Counter Event Clicker
Aliexpress UK
1 x EMF Radiation Tester. 📡 3-in-1 Electromagnetic Radiation Tester | Electric & Magnetic Field + Temperature 📡. ✅Audible & Visual Alarms – Alerts you when radiation levels exceed safe limits 🔔. Electric Field: 1–1999 V/m (Alarm at 40 V/m, ±1 V/m accuracy).
eBay
RS5135 5 Digits Electronic Counter DC12-24V 0-99999 Counting LED Digital Display Panel Meter Totalizing Type Electronic Counter
Aliexpress UK