Features: Water quality Meter delivers 0.01 high precisions measurements for TDS, and temperature, combining laboratory accuracy with portability for water analysis in homes, aquariums, and hydroponic systems. Equipped with a high sensitivity probes , auto shutdown function, and not slip ergonomic design, this digital water tester ensures fast, reliable readings and long service durability for repeated use. Ideal for health awake family , aquariums hobbyists, hydroponic gardeners, and outdoor adventurers search live water quality insight for safe drinking, marine life, or natural water sources. Effortlessly test tap water, monitors pool chemistry, maintain aquariums ecosystems, or assess rainwater during camping trip with this small, user friendly multipurpose tool. Its clear LCD display and one button operation simple complex water parameters trackings , making professional analysis accessible to both experts and casual users. Specifications: Material: Plastic Length: about 18.4cm/7.24inch Battery: included TDC ranges: 0-9999ppm ranges: 0-9999us/cm Temp ranges: 0-60℃/32-140°F Package Includes: 1xDigital Water Tester note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.