Step 4 : Remove probe from soil and wipe clean after each use. Step 2 : Adjust the position of the probe until the pointer on the dial swing slightly. After using, need to clean and wipe the probe (can't test the water).
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UNI-T Noise Meter UT353 UT353BT Sound Level Meter 30~130 dB Meter Decibel Meter Sound Detector Digital Sonometer
Aliexpress UK
This 4 in 1 PH Tester Soil Water Moisture Light Test Meter is designed for indoor and outdoor use in gardens, lawns, and farms. It measures sunlight, moisture, pH value, and temperature, providing essential information for maintaining healthy plant growth. The modern device, made of plastic, features a digital display and operates on a single 9V battery (not included). With its compact size of 4 inches and orange + black color scheme, this pH tester is a practical tool for monitoring the environmental conditions of plants.
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HABOTEST HT602 Digital Sound Level Meter Handheld DB Meter Sonometros Noise Audio Level Meter 30-130dB Decibels Mini Sound Meter
Aliexpress UK
Could test soil pH soil fertility. RCA Male Plug to Bare Wire Cable For CD DVD Player Tuner Amplifier Audio Speaker. New Car Bottle Opener Cup Divider Holder Kit For VW GOLF JEETA MK5 MK6 GTI R3. 10 Ports RGB Fan HUB PC Desktop SATA Power 5V 3PIN DRGB Extension Splitter.
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Tuya WiFi 8in1 Power Meter 2P AC Energy Meter APP Control 170-270V/63A Voltage and Current Meter Electricity Meter Smart Life
Aliexpress UK
【No Electricity】Plug and read. Clear display screen, easily read and record. We'd like to settle any problem in a friendly manner. It's just take you 1 minute.
eBay
KWS-303 Tuya WiFi Power Meter 2P AC Energy Meter APP Control 85-290V/40A Voltage Current Meter Electricity Consumption Meter
Aliexpress UK
Excellent gift for plant lovers. Due to the difference between different monitors, the picture may not reflect the actual colour of the item. No batteries needed. Color: As Shown. Fuss-free cleaning and maintenance.
eBay
Tuya WiFi Power Meter Din Rail 2P AC Energy Meter APP Control 85-290V/40A Voltage Current Meter Electricity Consumption Meter
Aliexpress UK
【4 in 1 function】This is a 4-in-1 multifunctional soil tester. Use AAA1.5V 4 batteries(not included), it will alert when the battery is low. Model Number: 4 in 1 Soil Tester. 1 x 4 in 1 Soil Tester(The logo on the product is random).
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Wifi Tuya Three-phase Four-wire Rail Gauge Meter Power Meter Remote Control AC Energy Meter Voltmeter kWh Electricity Meter
Aliexpress UK
Are you looking for a professional, yet affordable mini soil detector?. Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once?. If yes, look no further! It is one of the best choices for you.
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Hand cranked mechanical lifting mast manufacturer monitoring pole 4.5 meters, 6 meters, 7 meters, 9 meters
Aliexpress UK
Usage Precautions: Do not use it to test very hard soil. Do not test water or other liquids. Then insert it into the soil.
eBay
Tu-ya WiFi 8in1 Power Meter 2P AC Energy Meter 170-270V/63A Voltage Current Meter Electricity Meter APP Control Volt Amp Tester
Aliexpress UK