Simply insert the device into soil to get readings without needing batteries, simplifying soil testing steps and enabling decision making for urgent planting needs This 4 in 1 soil meter integrates, light, and fertility testing functions, providing complete insights into soil conditions for gardeners and professional growers to optimize plant health Suitable for indoor potted, outdoor gardens, and greenhouse environments, this soil tester solves monitor challenges across different planting settings for home gardening and agricultural applications Featuring a large screen, this plant monitor shows all soil indicators clearly, allowing both beginners and experts to easily understand data for scientific plant management Made with ABS and zinc alloy, this soil tester ensures and stability in various outdoor environments, making it a long lasting tool for frequent use, Manufacturer: Mekalero