Current Top Sellers
It's all you need for simple and reliable crop management and it's all within arm's reach!
The Bluelab Combo Meter is a conductivity, pH and temperature meter all in one.
The Bluelab pH Probe and the Bluelab Conductivity/Temperature Probe are simply placed into the solution and the selected reading is displayed on screen.
As the Bluelab Combo Meter is portable and does not require a power supply to operate, it can be used anytime and anywhere to help you manage your crops daily nutrient requirements.
Calibration of the pH is simple with the push buttons on the meter and fresh calibration solutions. Conductivity and temperature do not need to be calibrated as this is locked in during manufacture.
Display options available in °C, °F, EC, CF, ppm 500 and ppm 700.
• Lightweight and portable
• Large easy to read display
• No calibration required for conductivity and temperature
• Successful pH calibration indicator
• Replaceable double junction pH probe
• Low battery indicator
• Simple push button pH calibration
• Battery operated
• Auto off function
Shipping & Returns
FREE SHIPPING IN THE USA
ON ALL ORDERS OVER $100
Free Shipping excludes HI & AK
Shipping PolicyAll orders ship within two business days. Free Shipping takes 1 to 5 business days in transit after it is shipped. Any order over $300 will require a signature upon delivery. We will ship orders to most countries throughout the world. Please email us if you have any questions or would like a shipping quote at firstname.lastname@example.org. We will not be held responsible for lost packages when shipping both domestically and internationally.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
We are pleased to offer all customers a replacement on any defective product within 30 days of purchase. Additionally, any unopened product (Excluding Liquids) may be returned within 30 days of purchase for a refund excluding shipping costs. There is a 10% restocking fee on all returns. There are No Returns on Liquid Products.
All returns require authorization prior to shipping. Please call us at 888-529-9025 to obtain an RA#(Return Authorization). The RA# must be clearly written on the outside of the shipping box which contains the return. All returns must be sent with freight Prepaid. Any packages sent with shipping due or COD (Charge on Delivery) will be refused.
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund or replacement once we've received and processed the returned item. All returns should be sent to:
855 Worcester Rd.
Framingham, MA 01701
Feel free to give us a call at 888-529-9025 if you need any help obtaining a Return Authorization number.