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Are you struggling with inaccurate or difficult water analysis in field conditions?

Meet the Starter 400 pH Portable, a dynamic solution from Liberty Scales designed to elevate your water testing accuracy and ease. This lab-grade instrument brings laboratory precision to the great outdoors, featuring a robust design tailored for any environmental condition. Whether for environmental research, agriculture, or industrial applications, the Starter 400 ensures reliable measurements every time.

Key Benefits:

  • Wide Measurement Range: From -2.00 to 16.00 pH, -5 °C to 110 °C, and -1999 to 1999 mV, tackle diverse testing requirements with one device.
  • Enhanced Durability: IP67 waterproof plastic housing and probes and a sturdy rubber cover make this meter resistant to dust, water, and drops – ideal for rigorous field use.
  • Long-Lasting Battery: Equipped with a rechargeable lithium battery that offers up to 40 hours of continuous use and over 300 charge cycles, minimizing downtime and battery waste.
  • Data Management: Store up to 1000 data items internally for detailed record-keeping and easy data transfer via the built-in micro-USB port.
  • User-Friendly Interface: Navigate effortlessly with intuitive software and a backlit LCD that displays all vital information, including electrode conditions, for hassle-free operation.
  • 5-Year Warranty: Enjoy peace of mind and long-term reliability with a comprehensive 5-year warranty on your investment.

Imagine never having to worry about the reliability of your field water tests again. With the Starter 400 pH Portable from Liberty Scales, your measurements will be accurate, and the ease and efficiency of use will bring a new level of confidence to your field operations. Experience stress-free testing with a meter that is as tough as your environment and precise as your needs demand. Elevate your field analysis today and feel the satisfaction of results you can trust.

Reach out to our dedicated team for further information and personalized assistance. Call us at (661) 888-1919 or email us at We're here to help you every step of the way!

  • Measurement Range: -5 °C – 110 °C; -2.00 – 16.00 pH; -1999 – 1999 mV

  • Accuracy: ±0.5 °C; ±1 mV; ±0.01 pH

  • Measurement Resolution: 0.1 °C; 0.01 pH; 1 mV

  • Display: LCD Backlit Display

  • Electrode: ST320 IP67 3m (Included)

  • Accuracy ± (mV): 1 mV

  • Accuracy ± (Temperature): 0.5 °C

  • Battery Life: 40 Hours with Rechargeable Battery

  • Dimensions: 9.05 in x 1.57 in x 3.94 in (230 mm x 40 mm x 100 mm) (LxHxW)

  • Measurement Range (Temperature): -5 °C – 110 °C

  • Measurement Range: -1,999 mV – 1,999 mV

  • Net Weight: 0.77 lb (0.35 kg)

  • pH accuracy (±): 0.01

  • pH measuring range: -2 – 16

  • pH resolution: 0.01

  • Resolution (Voltage): 1 mV

  • Temperature compensation: Automatic

  • Temperature resolution: 0.1 °C

  • Temperature Sensor: 30 KΩ NTC

  • Working Environment: 41°F – 104°F, 80% RH, Non-condensing (5°C – 40°C, 80% RH, Non-condensing)
  • Free Shipping: Available across 48 continental USA. Extra charges may apply for residential, farm, or rural areas.
  • Express Shipping: Overnight and faster shipping options available at additional costs. Quotes obtainable via email.
  • Delivery Time: Typically 5 to 7 business days, varying by location and external conditions.
  • Tracking Information: Provided via email upon shipment. Accessible through account login. Additional information available upon request.
  • Return Policy: 15-day return period for unused, original condition products. A 25% restocking fee applies. Buyer covers original and return shipping costs.
  • Customer Support: Contact at (661) 888-1919 or for queries or concerns about shipping.