Motion Sensor-BASE Motion Sensor bracket support SNZB-03 and PIR3-RF

Tuya graffiti smart APP Wifi infrared body alarm smart home body infrared detector PIR

Amazon 80LED four-head floor-standing plant growth lamp with bracket foldable plant lamp kit four-head lamp

Wood moisture measuring instrument TA8181A high precision fast measuring moisture content tester humidity detector

Portable ORP-969 redox meter ORP negative potential pen portable water quality testing instrument water quality pen

PH-4-in-1 probe YY-400 electrode PH acidimeter test pen probe hydrogen-rich pen electrode separate electrode

Manufacturer in stock portable digital handheld seawater measurement food drink salt concentration meter SA-98305 Salinometer

High precision pen PH meter PH Pen Waterproof PH test pen PH-220W portable PH meter

Indoor and outdoor thermometer high precision probe dry humidity thermometer refrigerator number display temperature detector HTC-2

0-28% salinometer food salinometer detector refractometer refractometer salinometer factory direct sales

PH meter acidimeter analyzer resolution with backlight ph-990 tester aquarium fish tank

High precision 100g/0.01g electronic jewelry scale palm scale pocket scale small CD box scale jewelry electronic scale

Handheld refractometer sugar meter fruit sweet meter sugar meter sweet meter with box 0-32 detectable cutting fluid

Portable refractometer 0-22 pomei/0-25/0-40 wine three-in-one handheld detector

Laser right angle meter level square 90 degree laser marking instrument infrared handheld laser range finder

Digital Display pH meter factory ph test pen ph Pen Waterproof pH test pen ph meter ph meter

Portable pen type with ATC temperature supplement TDS meter tester TDS-2016 with backlight display

Hangzhou Fuyang Xinxing qualitative filter paper pharmaceutical analysis engine oil test 12.5cm fast medium speed slow speed

HT100P non-contact phase sequence meter three-phase AC motor rotation tester digital display phase meter detector

CT-6321 pen PH & conductivity dual-function test pen portable water quality test pen

Handheld sugar meter sweetness meter 0-10% beverage juice dessert sugar meter sugar meter

Portable salinity/TDS/EC seawater brine salt content detection water quality salinity measurement tds Pen backlight

Handheld sugar meter ATC 0-10% sugar meter fruit sweetness meter sugar content detection instrument

Portable PH/TDS/ECTEMP four-in-one multifunctional test pen water quality detector conductivity EZ9908

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10cm hanging ring temperature and humidity meter high precision household indoor baby room pointer English thermometer color

ORP-BL redox potential tester ORP water quality pen negative potential detector fish tank swimming pool

UT125C digital multimeter high precision automatic capacitance meter small anti-burn electrician meter

Wireless RF433 outdoor solar light alarm human body induction infrared sound and light alarm lamp

HT830L manual range anti-burn high precision digital multimeter electrician small true effective value digital display meter

Clamp meter multimeter TA8315C clamp meter multifunctional capacitance meter digital ammeter clamp meter

0-50 mud paint tester 0-32 sugar industry refractometer concrete admixture solid content tester

Desktop usb charging fan retractable silent portable mini fan folding floor-standing desktop dormitory fan

EC8423 portable EC / TEMP2 in 1 water quality tester temperature conductivity tester factory direct sales

Ultra-low price moisture meter-digital display wood moisture meter MD-2G G/4G only for 40 yuan

DW2-RF wireless door and window sensor RF 443 remote control smart home security remote control