Easy-to-see thermostats can be considered as the best idea in thermostats and they are known to very few people. Their working is similar to a standard thermostat and they are very easy to use. An easy-to-see thermostat generally has very large raised numbers as the people who have impaired vision can easily read them. You can hear a click sound at each degree mark when you turn the dial to adjust the temperature. Also, for those having arthritis, an optional large clear dial cover is available.