4-in-1 Soil Tester – pH, Moisture, Light & Temperature

4-in-1 Soil Tester Kit – Know Exactly What Your Plants Need

Take the guesswork out of gardening with this versatile 4-in-1 Soil Tester. In a single device, you get accurate readings of soil pH, moisture level, light intensity, and temperature — everything you need to keep flowers, houseplants, lawns, and garden beds thriving. The large-screen LCD makes readings easy to see at a glance, and no technical expertise is required.

Made in Mainland China.

Why You'll Love It

• 4 Measurements in 1 Device – Measures soil pH (3.5–9.0), moisture (Dry+ to Wet+), temperature (-9°C to +50°C / 16°F to 122°F), and ambient light intensity (Low to High levels).
• Large LCD Display – Clear, easy-to-read digital screen shows all readings instantly without squinting or guessing.
• °C / °F Switchable – Toggle between Celsius and Fahrenheit to suit your preference.
• 200mm Probe – Long enough to reach the root zone for accurate, meaningful soil readings.
• Low Battery Indicator & Auto Power-Off – Conserves battery life and alerts you before readings become unreliable.
• No Batteries Required to Start – Powered by 1 × 9V carbon battery (not included), so it's ready when you add one.
• English Manual Included – Simple, straightforward instructions so you're measuring confidently right out of the box.
• Ideal for Flowers, Lawns & Landscaping – Perfect for home gardens, potted plants, greenhouses, and outdoor landscaping projects.

Specifications

⚠️ Important: This soil tester is designed for use with soil only. It is not suitable for testing dry flour, small stones, organic matter, wood chips, liquids, granules, or similar materials.

Perfect Companions for Your Garden

Pair your soil tester with these useful gardening and household tools from our store:

• 1pc Stainless Steel Gardening Shovel – Great for Soil Turning & Weed Removal
• 1pc Professional Heavy-Duty Pruning Shears for Trimming Thick Branches
• 2 Packs Seed Starter Trays with Grow Lights & Smart Timer – Home Germination Kit

Learn more: OSHA on personal protective equipment

Frequently Asked Questions

Q: Does the 4-in-1 soil tester require batteries to operate?

A: Yes, it requires 1 × 9V carbon battery to function. The battery is not included with the kit. Once you insert a battery, the digital LCD screen will display all soil and light readings instantly. The device also features a low battery indicator so you always know when it's time to replace it.

Q: What does the soil tester measure and what are its measurement ranges?

A: This 4-in-1 soil tester measures four key parameters: soil pH (range: 3.5–9.0), soil moisture (levels from DRY+ to WET+), soil temperature (-9°C to +50°C / 16°F to 122°F, switchable units), and ambient light intensity (Low through High+ levels). Together, these readings give you a complete picture of your plant's growing environment.

Q: Is this soil tester suitable for all types of gardens and plants?

A: Yes! This kit is designed for a wide variety of gardening applications including potted houseplants, flower beds, lawns, vegetable gardens, and landscaping projects. Simply insert the 200mm probe into the soil to get accurate readings. Note: it is designed for soil use only and should not be used on dry flour, liquids, wood chips, or other non-soil materials.

Q: Can I switch between Celsius and Fahrenheit on this soil temperature meter?

A: Absolutely. The 4-in-1 soil tester allows you to toggle between °C (Celsius) and °F (Fahrenheit), making it convenient for users in any region. The temperature accuracy is ±1°C / ±1°F.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.