Soil Moisture Meter, 4-in-1 Soil Ph Meter, Soil Tester for Nutrients, Moisture, PH and Light, Soil Ph Test Kits for Plant, Great for Garden, Lawn, Indoor & Outdoor Use (No Battery Required) (Missing one tool) About this item 4 METERS IN ONE: Soil moisture level, Soil pH value, Soil Nutrient level and Sunlight level could be tested easily according to your need by switching the function button of this soil meter. NO BATTERY NEEDED: Simply insert the meter into soil, wait few seconds, accurate test results will be displayed on the readout panel. No battery is needed. Creative Rotatable Dial Design: The readout screen of this meter could be rotated from 0° to 90° and hence you will no longer need to bend your knees to get your result. You can now observe your soil data in a comfortable way. Upgraded Single Probe Technology: New advanced technology has been applied to this soil tester, and more stable & accurate result can be gained by less sensor probe (compared to the traditional dual probes soil meter). MULTIPURPOSE SOIL TEST KIT: Portable and compact design enables you to use this soil meter for house garden, farm, lawn and any other soil & plant analysis. Ideal for indoor and outdoor use.