Experience precise and versatile water quality testing with the BT-700 5-in-1 Digital pH Meter with Bluetooth connectivity. Designed for professional and home use, this all-in-one tester accurately measures pH, electrical conductivity (EC), total dissolved solids (TDS), conductivity factor (CF), and temperature. Ideal for applications such as household drinking water, hydroponics, laboratories, and aquariums, this device provides reliable readings both independently and paired with your smartphone via the dedicated app. Key Features: · **Professional 5-in-1 Measurement:** Accurately test pH, EC, TDS, CF, and temperature in one compact device, making it perfect for comprehensive water quality analysis. · **Bluetooth Data Transmission & Cloud-Based Management:** Real-time Bluetooth data transfer ensures seamless connectivity with the app, allowing you to save, manage, and share measurement data effortlessly without fear of data loss. · **Automatic Temperature Compensation (ATC):** The built-in ATC adjusts readings according to temperature variations from 0.0°C to 50.0°C (32.0°F to 122.0°F), enhancing measurement accuracy in diverse environments. · **Large LCD Display:** Quickly view clear, real-time measurements on the easy-to-read large screen by simply immersing the electrode into the testing solution. · **Customizable Settings via App:** Tailor the digital pH meter parameters by setting upper and lower EC limits on the app to suit your specific testing needs. · **User-Friendly and Portable:** Lightweight ABS construction and ergonomic design (325 x 35 x 22mm) make this tester easy to handle and carry for both professionals and hobbyists. Specifications: · Model: BT-700 · Material: Durable ABS · Measurement Ranges:  - pH: 0.00 to 14.00 pH (Resolution 0.01 pH)  - EC: 0 to 19,900 µS/cm and 0 to 199.0 mS/cm  - TDS: 0 to 19,900 ppm and 0 to 199.0 ppt  - CF: 0 to 1990.0 CF  - Temperature: 0°C to 50°C (32°F to 122°F) with 0.1°C/0.2°F resolution · Accuracy: ±0.05 pH (pH); ±2% Full Scale (EC, TDS, CF); ±1.0°C (Temp) · Power: Requires 1 x 9V battery (not included) · Operating Temperature: 0°C to 50°C (32°F to 122°F) · Weight: 177g (6.24oz) Package Includes: · 1 x Digital pH Meter (Model BT-700) · 1 x User Manual (English) The BT-700 Digital pH Meter with Bluetooth offers an advanced yet easy-to-use solution for accurate water quality monitoring. Its multifunctional capabilities combined with seamless data management empower users to maintain optimal conditions for drinking water, hydroponic systems, aquariums, and lab environments with confidence and precision.