Equipped with ultraviolet light to test the fluorescent reaction of stones. Most compact design and low battery consumption. Supplied with a vinyl pouch, a testing platform for loose stones, and a comprehensive instruction manual.
eBay
FNIRSI FNB48P USB Tester Voltmeter Ammeter TYPE-C Fast Charge Detection Trigger Capacity Ripple Measurement with CNC Metal Shell
Aliexpress UK
Put the bare drill to be tested into the appropriate recessed hole of the support tray, with the table top facing up. Those who have been mounted do not need to put it in the tray hole, but can hold it by hand.
eBay
NOYAFA NF-518S Metal Detector Wall Scanner Laser Rangefinder Wood AC Live Wires Copper Metal Tester With Positioning Hole
Aliexpress UK
Put the bare drill to be tested into the appropriate recessed hole of the support tray, with the table top facing up. Those who have been mounted do not need to put it in the tray hole, but can hold it by hand.
eBay
Metaldetector Metal Detector Gold Pinpointer Underground Pin Pointer All Coin Digger Kit Finder Tester Gem Detecting Machine
Aliexpress UK
High Precision Diamond Tester: This professional diamond selector will distinguish real diamonds from other simulated stones. 1 Piece Diamond Selector(Batteries are not included). Portable To Use: There will have a green indicator for real diamonds.
eBay
NOYAFA Wall Scanner LCD Display Metal Detector Stud Finder NF-5102 Profession Wall Detector Wood/Live Wire/Metal Tester
Aliexpress UK
1 x Diamond selector II tester (battery not included). 1 x User manual. Accessory list.
eBay
L74C Tip Soldering Iron Temperature Tester FG-100 Thermometer Accessories Accurate Measurement for Metal Jewelry Electric DIY
Aliexpress UK
Low battery indicator for accurate readings. Style: Modern. - Auto shut-off with a push button switch. Color: Gray. - Unique new anti-fade circuit which compensates for stone heating. - Multipurpose alarms.
eBay
10X Folding Linen Tester Mini Pocket Metal Magnifiers Cloth Thread Counter Magnifier Magnifying Glass
Aliexpress UK
This is Electronic Diamond Tester a portable electronic device for distinguishing real diamonds from other simulated stones. 1 x Diamond selector II tester (without battery ). Pocket portable handheld.
eBay
MS6818 Professional Cable Tester 30-400V AC/DC Metal Pipe Locator Wall Underground Inspect Interruption Short Circuit Detection
Aliexpress UK
Ultraviolet Flashlight: Equipped with a powerful 3W ultraviolet flashlight, the diamond tester pen allows for the identification of diamonds and detection of cured ultraviolet adhesive with ease. Item Type: Diamond Tester Pen Kit.
eBay
Digital LCD Soil Tester PH/Moisture/Temp 3.0-9 pH Meter Heat-resistant Metal Sensor Humidity Monitor for Flower Plants Gardening
Aliexpress UK