TDS Meter Water Quality Tester Easy Operation For Aquarium Feature:1. 5-in-1 Testing: This water quality meter can be applied to test TDS, EC, salt, S.G and temperature, useful and reliable.2. Accurate operation: Thanks to its high accuracy and wide measuring range, the tester also enables fast data stabilization and calculations.3. Practical Application: Not only suitable for drinking water testing, but also ideal for swimming pool water testing, aquarium water and so on.4. Clear Display: With digital display, viewing data and the whole operation are much more convenient and time-saving.5. Easy to carry: The design of the pen, along with its light weight and compact size, also ensures simpler daily carrying and storage. Specification:Item Type: Water Quality TesterModel: 066Material: ABS Material: 1 x CR2032 3V (Not Included)Application: Water Quality TestingTest Scope:EC: 0 - 19990us/cm, 0 - 199.0ms/cmTDS: 0 - 9990ppm, 0 - 199.0pptSalt: 0 - 199.9ppt, 0% - 20.0%S.G: 1.000 - 1.400Temp: 0°C - 50°C (32°F - 122°F)Package List:1 x Water Quality Tester1 x User Manual 1) we accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow. 2) Payment must be made within 3 days of placing the order. 3) If you can't check out immediately after the auction ends, please wait a few minutes and try again, payments should be completed within 3 days. About Shipping 1.