Solar charge controllers are essential for ensuring the smooth functioning of a solar panel and its battery. This model features full electronic protection and fully automatic operation with a PWM charge mode (SOC). The unit has large terminals, with considerable distance between each, as well as a digital LED display. Also features temperature compensation provided by the built-in external temperature sensor. This 20A model is suitable for charging 12V/24V DC Lithium batteries. Finally, there are two built-in USB slots, allowing you to charge a wide variety of devices.
High-protection, fluid-resistant and anti-static disposable lab coat in size Extra Large.
Highly durable lab apron made of rubberized cloth is impermeable and easy to clean, perfect for all manner of lab or classroom experiments
These goggles meet the American National Standards Institution (ANSI Z87.1) and Canadian Standards (CSA Z94.3) regulations.
These disposable surgical-style earloop face masks conform to the ASTM F1862 Level 1 clasification. Box of 50.
This set includes three (3) N95 FDA registered and NIOSH approved and respirators.
Great premium general purpose KingSeal Nitrile gloves in size SMALL. Not for medical use.
Exciting magnet exploration for ages 8 and up!
Defy gravity with this cool balancing eagle!
This kit allows to build up to 3 different robots!
Every kid needs one of these spheres!
This illuminated orbiter is great for demonstrations in the astronomy classroom!
Command robotic creations with this cool construction kit!
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