Milwaukee pH51 Waterproof pH Tester Pen


Precise, durable and affordable - the pH measuring probe by Milwaukee is one of the best products currently available that won't stretch your budget too far. 
The probe is suitable for aquariums, ponds, hydroponics, pool systems and more. 

Fast, accurate and easy to read results on large dual-level LCD display
Exact pH accuracy to ±0.1 pH with a pH range (0.0 pH to 14.0 pH)
Measure effortlessly: Simply insert the probe into the sample, stir gently and wait until the stability indicator shows an exact reading
Simple manual one or two point calibration
Gel-filled double junction pH electrode for low maintenance and high performance
Fully waterproof to IP65
More than 1500 hours of continuous battery life (batteries included)
Replaceable pH electrode
Portable, lightweight and longlasting
Manufacturer's instruction for usage and care: 
All pH sensors have a limited lifespan;
Milwaukee also offers a pH Maintenance Kit for professional cleaning and maintenance. 
Some tips from the manufacturer:

1. Always store cap with Buffer or Storage Solution MA9015. Never in water.
2. Clean the probe regularly by immersing it in cleaning solution MA9016.
3. After cleaning and/or storage, calibrate the device BEFORE testing to compensate for changes in the pH sensor.
4. Always stir the tester gently in the sample for a faster result.

More Information
Product NameMilwaukee pH51 Waterproof pH Tester Pen
  • Orders are despatched in discreet plain packaging for security & discretionary purposes.
  • Our shipping partners are DHL & Royal Mail as reliable as they are we cannot be held accountable for delays or mistakes cause by their organizations however we will assist on rare occasions this happens.
  • FREE delivery is DHL 48HR delivery service up to 30KG based upon Each £65.00 of purchases.
  • We aim for ALL orders & cleared funds received before 2PM to be dispatched the same day on the next working day service with DHL or 48HR (DHL FREE) service with Royal Mail, in rare circumstances we cannot full fill this service we will notify the customer advising of the situation and an estimated time frame. (FULL SHIPPING INFORMATION).
  • SECURE PAYMENTS processed By PayPal & Klarna as our online payment gateways with funding options also available through both options. (FULL PAYMENT INFORMATION).
Steel Roots Garden Supplies operates within the distance selling regulations. You may cancel your order & return your items to us for a full refund under the following conditions:
  • The goods have been delivered to your provided delivery address for up to 14 working days (dis-count weekends & UK national holidays) after the day delivery take's place.
  • Goods must be in their original condition, unopened & ready for resale by us. (FULL RETURN INFORMATION).