$150 - $200

PC60 Premium Multiparameter (pH/EC/TDS/Salinity) Pocket Tester by Apera

The Apera Instruments PC60 Multi-parameter Tester simply tests pH, EC, TDS, Salinity &Temperature in an ACCURATE, QUICK & RELIABLE manner for all kinds of regular aqueous solution such as hydroponics, aquaculture, pools & spas, tap/drinking water, water treatment, cooling towers, etc. The multi-parameter probe is replaceable.

Up to 3 points of Auto Calibration with auto buffer recognition and 0 to 50°C Auto Temperature Compensation (ATC), ±0.01 pH, ±1% F.S, 0.5°C accuracy with -2.00 to 16.00 pH & 0 to 20.00 mS/cm measuring range, auto recognition and reminders of stable values improves consistency, saving you the trouble of guessing when to manually hold measurement (auto hold function available).

Equipped with a large clear LCD with 2 backlit color (blue for measuring mode and green for calibration mode), it supports dual display of temp./pH value and indications of completed calibrations (where L/M/H indicate 3 points of calibrations) and stable readings (with a smiley face).

Comes with a complete kit of premixed calibration solutions (4.00 and 7.00), soaking solutions (3M KCL), calibration bottles, AAA batteries, and a lanyard all in a portable carrying case.

Easy menu setting, customizing your tester's functions according to your needs. Smart self-diagnosis, warning of out-of-range measurement and incorrect calibrations. IP67 waterproof and dustproof, floating on water so you don t have to worry if it falls into water by accident. 2000 hours' continuous operation (without backlit) powered by AAA batteries (with low power warning and auto power off in 8 min if no operation).

The meter is CE certified and comes with a 2-YEAR Warranty (6 months for the probe). The company designs and manufactures scientific analytical instruments like meters and sensors for pH, conductivity, turbidity, and dissolved oxygen for over 25 years, and meets ISO 9001:2008 Standards.

• Simultaneously tests pH/EC/TDS/Salinity/Temp. in a quick,accurate, and reliable manner
• EASY-TO-INSTALL Replaceable Multi-parameter Probe with EASY measuring mode switch
• Auto recognition of stable values (with optional AUTO HOLD function) improves consistency so you don't have to guess when to manually hold measurement
• LARGE CLEAR viewing angle screen with 2 backlit color (indicating 2 different modes), dual display of temp./pH/EC/TDS/Salinity, and indications of completed calibrations and stable readings
• COMPLETE KIT with READY-TO-USE calibration solutions, calibration bottles, storage solutions, AAA batteries, and a lanyard all in a portable carrying case

Part Number: 34L-386

CONSTICK Connect Stick by Bluelab

Collects information wirelessly from Bluelab® Connect™ devices to your computer.

One Bluelab® Connect™ Stick receives data wirelessly from multiple Bluelab® Connect™ devices.

Download the free Bluelab® Connect™ software, to get grow site data direct to your local computer and mobile app. Get connected

Features

• Data logging capability (when used with Bluelab® Connect™ products, sold separately)
• Free Bluelab® Connect™ Software available online
• View data and current status remotely (A computer with permanent internet access is required)
• Installation instructions

Ideal for use with

• Bluelab® Guardian Monitor Connect™
• Bluelab® Connect™ Range Extender

0572 1741 02 174 H (black) mini temperature data logger, including wall bracket, batteries, USB cable by Testo

The testo 174 mini data logger instruments are ideal for continuous monitoring temperature and humidity-sensitive goods in warehouses, restaurants and building climate with food in mind thanks to HAACP and NSF certifications. The testo 174 H and testo 174 H BT loggers measure temperature and humidity, while the testo 174 T and testo 174 T BT focus on temperature. All models store up to 16,000 values and protect against data loss with automatic backup during battery changes.

The free ComSoft Basic software allows quick setup and easy data analysis, including Excel export and PDF reports. ComSoft Professional provides advanced features for trend analysis, multilocation reports, and secure archiving. All for the 174 H and 174 T loggers.

Bluetooth models (174 H BT and 174 T BT) offer convenient operation via the testo Smart App, available for iOS and Android. The app lets you view measurements, create PDF reports, add photos/comments, and email results directly from your smartphone or tablet. These reliable, cost-effective loggers deliver precise data and support compliance with quality assurance standards.

testo 174 T / testo 174 H Features

• Broad temperature measuring range from -22 to 158 °F (-30 °C to +70 °C)
• Fast and uncomplicated data readout via USB-C
• Professional software for Excel export, logger programming, data analysis and PDF reporting
• Precise measurement of humidity and temperature in the range from -4 to 158 °F (-20 °C to +70 °C)
• Reliable automatic data backup in the event of an empty battery or battery change; convenient storage of up to 16,000 measured values measured values

testo 174 T BT / testo 174 H BT Features

• Broad temperature measuring range from -22 to 158 °F (-30 °C to +70 °C)
• Free testoSmart App includes export function and report generation
• Precise measurement of humidity and temperature in the range from -4 °F to 158 °F (-20 °C to +70 °C)
• Simple and intuitive configuration as well as analysis of measurement data with the testo Smart App
• Reliable automatic data backup in the event of a flat battery or battery change; convenient storage of up to 16,000 measured values

testo 174 H Includes

• mini data logger testo 174 H
• PC software
• 2 channel, incl. wall bracket
• batteries (2 x CR 2032 lithium)
• test report

testo 174 H BT Includes

• mini data logger testo 174 H BT
• PC software
• 2 channel, incl. wall bracket
• batteries (2 x CR 2032 lithium)
• test report

18777 PowerTank 17 by Celestron

Take your telescope anywhere with this portable, rechargeable power supply. Enjoy extended observing and imaging sessions worry-free with 17 amp-hours of power in one convenient package. Use the included removable red flashlight while your eyes are dark-adapted to find accessories and reference star charts. When your session is over, the powerful LED spotlight illuminates your observing area so you can pack up quickly and safely, without leaving anything behind.

The extra large PowerTank 17 is more than just a telescope accessory; it's also an essential assistant on your next outing. You can use PowerTank to charge drained electronic devices with a cigarette lighter adapter. PowerTank also comes with a built-in siren and AM/FM radio for emergencies.

Be prepared for stargazing and emergencies alike with PowerTank 17!

• 17 amp-hour power supply for your Celestron telescope
• 2 x 12V DC output car jack socket
• Built-in AM/FM Radio and Siren
• Built-in (2) USB ports for charing portable devices
• Removable red filtered flashlight with magnetic back
• Energy efficient LED spotlight
• Handy jump-start system
• Built-in circuit breaker for safety
• Cigarette lighter adapter included
• Switchable 110v-220v AC adapter

Part Number: 103L-399-35

*Please note we can only ship RKI products to customers within the United States

Old Part Number: 1055100
New Part Number: J1055100PA

2606945 Ammonia HR Reagent Set (Hach) by AquaPhoenix

For determination of High Range Ammonia Nitrogen by the AmVer™ Salicylate Test 'N Tube™ Method.
Hach Method 10031. Range: 0.4 - 50.0 mg/L NH3-N.
Set contains AmVer™ Diluent Reagent High Range Test 'N Tube™, Ammonia Salicylate Reagent Powder Pillows and Ammonia Cyanurate Reagent Powder Pillows. 25-50 tests (dependent upon the number of reagent blank tests performed).

Test 'N Tube products provide safe, convenient testing
Easy ordering

Part Number: 221L-303E

Part Number: 221L-312

Part Number: 221L-376

Part Number: 221L-339