Specifications Hign-concerned Chemical:None Model Number:SGS07 Soil Tester With Backlight Or Not:Yes DIY Supplies:Plumbing Brand Name:INSOMA Origin:Mainland China Display Type:Digital Certification:CE,FCC,RoHS 3 in 1 Digital LCD Soil Tester PH Moisture Temperature High Accuracy Soil Meter with Backlight for House Plants Garden Lawn Farm Specification Product name: 3 in 1 digital display soil detector Certification: CE ROHS FCC Power: 3 AAA alkaline batteries not included in package Function range: Moisture: 0~90% Temperature: -10~90 14~194 PH: 3~9 What's in package: tester1, user manual1 Features: Using a large-screen LCD, one screen with multiple display interfaces. LCD backlight auxiliary lighting for easy reading. Celsius and Fahrenheit display conversion. If there is no operation on the interface for 30 seconds, it will shut down to save power automatically. Warm Reminder: 1. The soil tester is specially designed for soil, do not use it to test water or other liquids 2. Do not use it in rocks or other hard soils 3. Our detector is not suitable for sandy and other Loose soil 4. Please keep the probe clean and dry before and after use 5. Do not leave it in the soil for a long time 6. When using, insert 2 3 of the depth, which is too shallow to measure 7. Do not use strong force as it may be damaged Probe 8. Do not reuse in the same place.