Feature: 1. Widely used to measure the pH / Temperature / EC (Electric Conductivity) of solution \u0026 water. 2. Imported IC and high cost performance, the electrode probe can be replaced. 3. Test temperature in ℃ / ℉(switchable unit) and can online monitoring for a long time. 4. Easy calibration of EC with just a mini-screwdriver and automatic temperature compensation. 5. Test the EC with both wide range(ms/cm) and narrow range(us/cm) at will. 6. Chip pH can automatically identify calibration fluid for pH automatic calibration function. 7. Clear LCD with backlight, 3 results displayed simultaneously. Easy to use and provide instant display of results. 8. Apply in water sources, soil-free growing, aquarium, hydroponics, laboratory, spas, swimming pools and other water systems. 9. CE, FCC \u0026 RoHS certificated to offer safer, more environmentally friendly and preciser measurement. 10. Widely used to measure the pH / Temperature / EC (Electric Conductivity) of solution \u0026 water. Test temperature in ℃ / ℉(switchable unit) and can online monitoring for a long time. 11. Imported IC and high cost performance, the electrode probe can be replaced. Test the EC with both wide range(ms/cm) and narrow range(us/cm) at will. Clear LCD with backlight, 3 results displayed simultaneously. 12. Easy calibration of EC with just a mini-screwdriver and automatic temperature compensation. Chip pH can automatically identify calibration fluid for pH automatic calibration function. Easy to use and provide instant display of results. 13. Widely used to measure the pH / Temperature / EC (Electric Conductivity) of solution \u0026 water. Chip pH can automatically identify calibration fluid for pH automatic calibration function. 14. Imported IC and high cost performance, the electrode probe can be replaced. Clear LCD with backlight, 3 results displayed simultaneously. Easy to use and provide instant display of results. 15. Test temperature in ℃ / ℉(switchable unit) and can online monitoring for a long time. Apply in water sources, soil-free growing, aquarium, hydroponics, laboratory, spas, swimming pools and other water systems. Specification: This new 3-in-1 water quality monitor is professional and necessary tool for testing pH / Temperature / EC of the solution level. Suitable for aquarium pool, soil-free growing, laboratory, and environment water. Features: Widely used to measure the pH / Temperature / EC (Electric Conductivity) of solution & water. Imported IC and high cost performance, the electrode probe can be replaced. Test temperature in ℃ / ℉(switchable unit) and can online monitoring for a long time. Easy calibration of EC with just a mini-screwdriver and automatic temperature compensation. Test the EC with both wide range(ms/cm) and narrow range(us/cm) at will. Chip pH can automatically identify calibration fluid for pH automatic calibration function. Clear LCD with backlight, 3 results displayed simultaneously. Easy to use and provide instant display of results. Apply in water sources, soil-free growing, aquarium, hydroponics, laboratory, spas, swimming pools and other water systems. CE, FCC & RoHS certificated to offer safer, more environmentally friendly and preciser measurement. Specifications: Color: Blue Material: ABS Type: pH/EC-2981 Plug Type: EU / US (Optional) EC Unit: ms/cm, us/cm (Switchable) Input Voltage: 230～240V (EU) / 110～120V (US) Range: pH: 0.00 ～ 14.00pH Temperature: 0℃ ～ 50℃ (32℉ ～ 122℉) EC: 0.00 ～ 19.99ms/cm (0 ～ 2000us/cm) Resolution: pH: 0.01pH Temperature:0.1℃(0.2℉) EC: 0.01ms/cm (1us/cm) Accuracy: pH: ±0.1pH Temperature: ±1℃(±2℉) EC: ±2%F.S Temperature Compensation: 0℃ ～ 50℃ (32℉ ～ 122℉) Working Temperature: 0℃ ～ 50℃ (32℉ ～ 122℉) Power Supply: DC 6V Item Size: Approx. 130 * 76 * 26mm / 5.1 * 3.0 * 1.0in (Excluding EC Probe) Item Weight: Approx. 138g / 4.9oz (3 in 1 Meter Body) Package Size: Approx. 25 * 18 * 7cm / 9.8 * 7.1 * 2.8in Package Weight: Approx. 487g / 17.2oz Package List: 1 * 3 in 1 Water Quality Monitor with EC Electrode 1 * User Manual 1 * pH Electrode 1 * Temperature Electrode 1 * AC-DC Adapter 2 * Suction Cups 1 * Bracket 1 * Mini Screwdriver Package List: 1 * 3 in 1 Water Quality Monitor with EC Electrode 1 * User Manual 1 * pH Electrode 1 * Temperature Electrode 1 * AC-DC Adapter 2 * Suction Cups 1 * Bracket 1 * Mini Screwdriver