【Easy to Use】Simply insert the probe into the soil about 10cm deep, wait 10 seconds to get an accurate reading. (This tester cannot be used to test liquids. If the soil is too dry, do not insert it into hard soil. ).
eBay
Yieryi Digital pH Meter for Cosmetic LED Smart Bluetooth pH Pocket Tester Portable PH/Temp Tester with 0.01 Accuracy Replaceable
Aliexpress UK
Please be noted that we stock our products in UK, and you will get your package in around 2-3 workdays, while there are some other sellers who claim to be UK stock too, but take more than a week (5-7 Days) to deliver, which are usually China stock in fact. .
eBay
Non-Contact Voltage Tester 12-1000V AC Voltage Checker Pen Orange Smart Circuit Inspection Tool Electricity Measuring Pen
Aliexpress UK
Compact and portable, quick test of water quality. Due to the different lighting of the photos and differences in monitors, the pictures may not reflect the actual color of the object. 1 Test pen. Scope of application: suitable for household water, aquaculture, swimming pools and other water quality testing.
eBay
Treasure Hunter Soil PH Meter 4 in 1 PH Light Moisture Acidity Tester Soil Tester Moisture Meter Plant Soil Tester for Flowers
Aliexpress UK
Press shift to switch between different modes. Each startup mode is the default mode used before shutdown.
eBay
New 2 in 1 PH Chlorine Meter Chlorine Tester PH Tester Chlorine Water Quality Tester CL2 Measuring For Swimming Pool Aquarium
Aliexpress UK
Can be used in : Water purifiers and filters, food(vegetable, fruit)&drink quality monitoring, pools and spas, aquarium, hydroponic. Press the switch ,place the electrode into the testsolution. Automatic temperature compensation.
eBay
VC1017 AC Voltage Detector Circuit Tester Pen-type Voltage Tester NCV Electrical Pen Tester Line Detection Smart Test Pen
Aliexpress UK
(Tests the overall water purity level in ppm on the screen. The reading will be fixed on the display within 2 seconds, press the HOLD key to lock the number on the screen. 1) Take off the end cap and press the ON/OFF switch.
eBay
ANENG VC1017/VC1018 Electric Sensor Tester Pen AC Voltage Meter Smart NCV Sensor Tester Pen Buzzer Detector For Electric Tools
Aliexpress UK
With a compact and pocket-sized design, it is easy to carry and use, and its waterproof and water-resistant features make it suitable for outdoor use. Its analogue and digital display features and auto temperature compensation (ATC) make it easy to read and interpret, while its plastic material and white colour give it a sleek and modern look.
eBay
Professional Soil PH Meter 8 in 1 Soil PH EC Fertility Salt Tester Monitor Smart Bluetooth Light Air Humidity Detector for Plant
Aliexpress UK
Wide Range of Applications: Ideal for testing water in aquariums, hydroponics, pools, drinking water, and more.
eBay
Digital Chlorine Meter PH Tester 7 In 1 SALT/ ORP/ TDS/EC/TEMP Tester CL Water Quality Analyzer for Swimming Pool Hot Spring
Aliexpress UK