This soil with scale design allows customers to adjust the insertion depth according to various types of plants, ensuring accurate detection of the status of the rootzone of different plants, and providing the most scientific watering recommendations. Suitable for soil testing of all kinds of indoor and potted plants and flowers, including tropical plants, common indoor greens, and sandy soil plants.

Features:
【Precisely Plant Care Needs】:
This soil with scale design allows customers to adjust the insertion depth according to various types of plants, ensuring accurate detection of the status of the rootzone of different plants, and providing the most scientific watering recommendations.
【Humanized Design & Protecting Mechanism】: Users only need to follow the instructions to insert the test rod into the appropriate soil depth (no more than 1/3 of the total soil depth). And make sure to hold the tool correctly to avert damage to the due to improper operation. Special attention has been given to avert the adding pressure on the solar panel, thus avoiding damage to the bar. 
【Automatic Detection】: Simple and easy to operate, once the device is inserted into the soil, it can automatically detect the soil without frequent manual intervention. If the soil has a normal level, the red indicator will not flash. If the soil is dry and the plant needs , the red flashing will automatically and continuously flash to indicate that the plant needs watering. The red will continue to flash until the level returns to normal and the plant no longer needs watering. 
【Energy Saving & Sustainable Supplying】: With the solar panel powersupply system, the tester can operate continuously under natural conditions indoors and outdoors, as long as the amount of meets the minimum intensity requirements, the tester is in working condition without having to consider powersupply. Perfect integration of environmental protecting concepts and efficient energy use, greatly reducing the user's cost and maintenance burden, to achieve a truly maintenance-free, all-weather soil testing service.
【Wide Adaptability & Easy to Use】: Whether it is a small pot or a large planting , you can flexibly adjust the insertion depth of the test stick, and it is recommended that general indoor plants be inserted at about 3-4 units of depth. Suitable for soil testing of all kinds of indoor and potted plants and flowers, including tropical plants, common indoor greens, and sandy soil plants.

Insertion Depth Guidelines for Soil Fill (for reference):
Tropical plants: Depth 1-3
Common house greens: Depth 3-5
Sandy soil plants: Depth 5-8

Specifications:
Name: Soil Tester 
Material: ABS
Color: black + grey
Item size: 32 * 30 * 224mm / 1.26 * 1.17 * 8.82in
Item weight: 20g / 0.71ounce
Package size: 38 * 38 * 232mm / 1.50 * 1.50 * 9.13in
Package weight: 31g / 1.09ounce

Packing List:
1 * Soil Tester