Three-In-One Soil Tester, Soil Test Meter, Measures Fertility, Ph, Moisture, Plant Care Tool, Garden, Lawn, Farm, Indoor/outdoor Use, No Battery Required

1-pc Digital Water Quality Tester, Water Testing Device, 3-in-1 TDS, EC & Temperature Meter, 0-9999 ppm, Wide Measurement Range, Portable with Backlit Screen, Suitable for Home Drinking Water, Hydroponics and Aquariums, with Portable Case

NJTY T28B Digital Multimeter, Battery Required High Precision True RMS 6000 Counts Multimeter, Auto-Ranging Voltmeter, Multimeter Tester (Without Battery)

1 pc TS600 Digital Infrared Thermometer Sensor, Non Contact IR Temperature Gun, 0.1-1 Emissivity Adjustable, -50°C~600°C(-58℉-1112℉) Handheld Temp Measure for Household Cooking Pizza Oven Kitchen Gadgets Kitchenware Food Thermometer

NJTY Non-Contact Voltage Tester, 12–100 V Electrical Test Pen, Battery-Required Circuit Breaker Finder, Professional Measuring Tool for Electricians

Njty T1 Mini Portable Digital Multimeter for Ac/dc Voltage Measurement, Resistance Testing, Battery Powered, Non-Contact Voltage Detection, Auto Recognition, Multimeter Tester