• 【8-in-1 Water Quality Testing】Comprehensive testing capabilities for TDS, EC, pH, chlorine, salinity, ORP, specific gravity, and temperature in one convenient device.
• 【Automatic Temperature Compensation】Built-in ATC function eliminates water temperature interference for more accurate and reliable measurement results.
• 【Backlit LCD Display】High-definition backlit LCD screen ensures clear readings even in low-light or nighttime conditions.
• 【Multi-Scene Application】Perfect for home use, aquariums, swimming pools, and aquaculture with versatile testing capabilities for various water sources.
• 【Portable Waterproof Design】Pen-style portable waterproof body allows for instant testing anywhere, convenient for both outdoor and indoor use.

Specifications:

• Model: MF-X81
• Measurement Functions: TDS/EC/pH/CL(Chlorine)/S.G(Specific Gravity)/SALT(Salinity)/ORP/Temperature
• pH Range: 0-14.00pH, Accuracy: 0.01pH, Error: ±0.05pH
• TDS Range: 0-9999ppm / 10-200ppt (Effective Range: 1-100ppt), Accuracy: 1ppm/0.1ppt, Error: ±2% F.S
• EC Range: 0-9999μs/cm / 10-400ms/cm (Effective Range: 1-200ms/cm), Accuracy: 1μs/cm/0.1ms/cm, Error: ±2% F.S
• Salinity Range (ppm/ppt): 0-9999ppm / 10-200ppt, Accuracy: 1ppm/0.1ppt, Error: ±2% F.S
• Salinity Range (Percentage): 0.01%-25%, Accuracy: 0.01%, Error: ±2% F.S
• ORP Range: ±990mV, Accuracy: 1mV, Error: ±2mV
• Specific Gravity Range: 0~1.222
• Chlorine Range: 0-4ppm, Error: ±0.1ppm
• Temperature Range: 0-60℃ / 32-140℉, Accuracy: 0.1℃/0.1℉, Error: ±0.5℃
• Temperature Compensation: Automatic Temperature Compensation (ATC)
• Display: Backlit LCD Screen
• Battery: 4×1.5V (LR44 Button Batteries) (Not Included)
• Dimensions: 183 × 40 × 40 mm
• Net Weight: 110±8g