There are two types of Echo Tiller Cultivators. They make the regular full time mini tiller / garden cultivator in the TC-210. This is a walk behind unit with reversible tines and a 21.2 cc engine. At about 20 lbs this is a standard sized walk behind mini tiller.
They also have their Pro Attachment Series: basically a weed trimmer with interchangeable heads. You can buy a cultivating head and also a thatching head. There are three sizes of power heads to pick from. From the 21.2cc engine to a 25.4 cc engine
Echo Tiller Gardening Cultivators can be found at most Online and Home Improvement stores. Stores like Home Depot and Sears carry most cultivator brands on the market. Each brand are light weight and easy to handle, while serving the same purpose. Most Echo Tillers and other name brand Cultivators are no more than twenty some pounds in weight. They are tall and angular, so they are easy to handle while trimming.