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Orion SkyQuest XT6 Classic Dobsonian Telescope

Classic entry-level scope at an amazing price Crisp images from the craters of the moon to the edge of the galaxy Big-aperture…

Kestrel 2000 Pocket Weather Meter

¡El Nuevo Kestrel 2000 ha sido rediseñado para ofrecerle un mejor desempeño y funcionalidad! Mediciones Velocidad Actual del Viento Máxima…

Explorer 25x100 Large-Aperture Binocular

It's Like Exploring a Whole 'Nother Night Sky It's the same night sky, all right. But with our jumbo Explorer binoculars,…

Orion HD-F2 Paragon Tripod

Adjustable heavy-duty field tripod provides stable support for spotting scopes, giant binoculars, cameras, and telescopes Adjustable aluminum-tube legs with lever locks…

This light meter can read any of Spectrum?s light sensors, which come with 6ft/2m cables. Just plug in a sensor,…

Quantum Light Sensor

Three cosine corrected Quantum sensors (spaced 4.6in/11.7cm) average their readings to minimize the effects of small shadows such as below…

Soil Moisture Tester 9 in

Maximize Plant Production. Instant results are shown on the analog meter from 0(bone dry) to 10(saturated). Measures any type of soil…

Irrometer Tensiometer 12 in Model SR

Mimic Root Conditions To Monitor Soil Moisture And Tension. Reliable Irrometer Tensiometers are excellent indicators for irrigation scheduling. With three depths…

CO2 Monitor

Nondispersive infrared (NDIR) technology measures CO2 levels in ppm. May be used as a handheld portable (internal, rechargeable battery) or…

External (Soil) Temperature Sensor - 20 ft.

Use to measure soil, air or water temperature. Range from -30 degrees to 100 degrees C. Accuracy is +/-1degree F.…

WatchDog Model 2475 Plant Growth Station

Professional grade solutions for: Plant growth monitoring Early pest/disease forecasting Efficient irrigation management This powerful…

11lb Counterweight for Atlas & Sirius Mounts

Extra 11-pound counterweight designed for the Orion Atlas EQ-G and Sirius EQ-G GoTo equatorial mounts Helps balance especially heavy telescopes and…

Handheld Temp/RH/CO2 Meter

Monitor indoor air quality and carbon dioxide levels in greenhouses. Handheld meter measures and displays temperature, relative humidity and CO2…

Tip 1/8"

Punta de repuesto para Penetrómetro. Puede adquirir puntas adicionales si lo requere: Los tamaños disponibles son: …

U53-10 Multi-parameter Water Quality Meter

The U-50 Series multi-parameter water quality meters are equipped to measure and log data for as many as 11 parameters…

0-2.5V DC Input Cable

Collect data on the output of various devices. Use these input cables to collect data on the output of various electrical…

4-20 mA Input Cable

Collect data on the output of various devices. Use these input cables to collect data on the output of various electrical…

Foodstuffs and their adulterations - 10 slides

This slide set from Konus is an excellent educational tool for teaching. The set includes 10 slides prepared sldes…

Cell reproduction and development - 10 slides

This slide set from Konus is an excellent educational tool for teaching. The set includes 10 slides prepared sldes…

Inhabitants of Polluted Waters - 10 slides

This slide set from Konus is an excellent educational tool for teaching. The set includes 10 slides prepared sldes…