The Arduino Leonardo board, using the ATmega32u4 microcontroller, provides built-in USB communication so that it can act as a mouse or keyboard to a connected computer, in addition to a virtual (CDC) serial or COM port.

The Cressi Leonardo Dive Computer is an extremely durable and reliable scuba computer that is easy to use without sacrificing features. It offers all the features of a high priced scuba computer at an affordable price. There are plenty of wrist dive computers on the market, but the Cressi Leonardo s...

With over 70 years of experience in the School and Office Supply markets, Charles Leonard Inc. is not just one of those online “Pop-Up” shops that are here today and gone tomorrow! With Charles Leonard products, rest assured that our products provide the quality and value you expect. With this all i...

The all-new Third Generation iLok holds over 1500 licenses in a strong metal case that works with all iLok-enabled software and features a sleek new design. This new edition is half the size, twice as fast, and holds three times the amount of licenses as the 2nd Generation of iLok. It is also fully...

Bright nickel plated steel with smooth, wide plastic handles. Double rivets, and extra strong spring action.

Easy to install, economical, long lasting, reusable, protects your investment. Get super savings on tough vinyl tree guards, built to our own standards for durability, weather resistance and easy use. Leonard's guards install quickly, offer economical, reusable protection from rabbits, rodents and m...

Easy to install, economical, long lasting, reusable, protects your investment. Get super savings on tough vinyl tree guards, built to our own standards for durability, weather resistance and easy use. Leonard's guards install quickly, offer economical, reusable protection from rabbits, rodents and m...

An attractive solution to animal and lawn care equipment damage! Deer, squirrels, rabbits and woodchucks cannot bite or rub tree bark through this rigid plastic mesh. Trunks are shielded by open mesh, which prevents moisture and mildew build-up. Also, the protectors won't harbor insects and animals,...

Member tested and recommended by the National Home Gardening Club! Our classic soil knife is made by one of the worlds finest manufacturers of quality steel tools. This 3-in-1 landscaping tool digs, cuts and saws; plus it excels at rock removal, weeding, planting, dividing crowns, and cutting roots....

For home, office, or school. Caps have a wedge shaped design, great way to replace worn out pencil erasers. 144/Box, assorted colors.

Now you can store and measure your chemicals in one container. Tip-N-Measure containers make measuring the correct amount of chemicals you need safe and easy. To use just fill the jug with the desired chemical, and tip to fill the measuring area to the correct quantity and pour. There is no need to...