Sistemas HVAC: Usted obtendrá medida de flujo y volumen de aire en modo instantáneo, sin la necesidad de realizar algún cálculo.…
Descripción general medidor ambiental Kestrel 5000 Se utiliza en la lucha contra incendios, agricultura, reacción a materiales peligrosos, meteorología, militares, policiales,…
Keep your optics clean with the innovative LensPen Use the soft retractable brush for removing loose particles & dust Clean smudges, fingerprints,…
Números y Estrellas Mayas consigue introducir al lector en diferentes temas de las disciplinas científicas para ayudar a entender cómo…
Set of two cast-aluminum telescope tube rings with quick-release, hinged clamp knobs and felt lining Use to attach 6" telescope optical…
Contains 100 assorted small, medium and large glow stars, 9 paper planets and double-sided adhesive tapes.…
LumiLoupe 10x stand magnifiers make the ordinary extraordinary by revealing details you've never seen before in things you look at…
#64 and #64ST T-Adapters: The basic means of photography through any ETX Astro Telescope or Spotting Scope, the T-Adapter threads…
Exclusive Thousand Oaks Optical formula developed solely for SAFE solar observation. CE & ISO Certified. Unlike metallized Mylar (commonly used…
Use with Long-Range Repeater (DA07353 y DA07354) to extend range up to 1,560' in all directions. Each repeater requires two…
For use with Wireless Vantage Pro2. Allows you to locate the anemometer independently from the rain collector, up to 300…
Watermark ® soil moisture sensor uses electrical resistance to measure the moisture level of the soil. Does not require periodic…
The UltraBlock is the filter for deep-sky observers located at highly light-polluted sites Blocks all forms of light pollution Enhances the sky…
Set of two cast-aluminum rings with quick-release, hinged clamp knobs and felt lining One ring has 1/4"-20 piggyback camera adapter; the…