" Milwaukee Sharp C66 EC Meter | Herbal House

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Milwaukee Sharp C66 EC Meter
Milwaukee Sharp C66 EC Meter
Milwaukee Sharp C66 EC Meter
Milwaukee Sharp C66 EC Meter
Milwaukee Sharp C66 EC Meter
Milwaukee Sharp C66 EC Meter

Milwaukee Sharp C66 EC Meter

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  • Description
  • Delivery & Warranty
  • Review

If you're a hydroponic or soil grower, you can rely on the Milwaukee Conductivity Pen to ensure your plants receive the optimal amount of nutrients. With its ability to measure conductivity with temperature compensation, this pen helps you dial in your target EC/Nutrient strength to meet your plants needs.



  • Measures conductivity and temperature with automatic temperature compensation
  • Ideal range for hydroponics (0.00 to 10.00 mS/cm)
  • Units in mS/cm easily convertable to ppm
  • Factory calibrated with the ability to recalibrate if needed
  • Replaceable electrode
  • Fully waterproof to IP65
  • 250 hours continuous use (3 x 1.5V batteries included)



  • Measuring range: 0.00 to 10.00 mS / cm
  • resolution: 0.1mS / cm
  • accuracy: + -2%
  • calibration: single-handed
  • electrode: MA73076 (replaceable)
  • power supply: 3×1,5V (included)
  • battery life: approximately 250 hours of continuous operation
  • dimensions: 165x30x30mm
  • weight: 80g
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Delivery & Warranty

We cover the cost of delivery on all orders for you!

Processing time:
Once you have placed your order through our online store you will immediately enter the queue for the distribution team to package up and prepare your items for the courier to collect.

Orders placed before 1pm
- We will aim to have these packaged up and collected by the courier the same day, however, this is not guaranteed and it may go the following morning.

Orders placed after 1pm - Will be collected by the courier the following morning, if you order after 2pm on Friday or anytime in the weekend then you can expect your package to be collected by the courier Monday morning.

Courier time:
We are proud of our courier service and can happily say most NZ deliveries are typically 2 - 3 business days, however, if you are rural then please be patient and allow for an additional day for the driver to reach you.

You are covered when you buy from Herbal House

We ensure that all of our products undergo rigorous quality testing and extensive packaging to reduce the chance of any defects, however, in the unlikely circumstance that there is a failure with your purchased goods, simply take a deep breath and get in touch.

2 Year Warranty Included on each product.

For more details on our warranty policy please visit our warranty page


Customer Reviews

Customer Reviews

Based on 1 review
Tom M. (New Plymouth, NZ)
Good Value Ec pen

Another great product from Herbal House, easy to use & easy on the budget 👍🏼