Datavision AC stabilizers have been engineered to provide smooth & reliable performance of ACs by protecting against voltages spikes, dips and sudden electric changes. They incorporate a LED/LCD display allowing real-time monitoring of electrical input,/power output, and are designed to allow easy wall mounting; thus offering an excellent combination of convenience along with protection for your AC. The stabilizers have built in surge and overload protection, which helps extend the life of your AC, and avoid costly repairs due to an inconsistent(power) supply. These stabilizers/AC's are also designed to be energy efficient - they stabilize the electrical input to your AC, while at the same time contributing to reducing the electrical usage of your AC. In addition, they can be used with most types of cooling systems, ranging from small residential units all the way up to large commercial ac units (universally). As a result these products have been designed with durability and performance in mind, whether for domestic or commercial applications.