5 in 1 Function:Get accurate and reliable readings for your plants with this 5-in-1 soil PH meter that tests soil pH, moisture, light, temperature, and environment moisture. Accurate and Durability:The upgraded needle probe is made of durable aluminum and provides more accurate readings with a deviation range of only 1/ and PH:0.1 Bigger LCD Display: The large LCD display with green backlight makes it easy to read the parameters even in low light conditions. Easy Operation:This soil tester is easy to use - simply install a battery (not included), insert the tester into the soil about 4 inches, and wait 5-10 seconds for intuitive data. Don't forget to put on the probe cover when not in use. Portable Compact :The compact and portable design makes it perfect for both indoor and outdoor use, whether you're tending to your garden, potted plants, or farm.