This is a very popular choice and it is very easy to use. It also installs  to most older model waterbed with ease. If you want a heater which can pin point the exact temp then this is an excellent choice.*Certified to the standards of the Underwriter's Laboratories for Waterbed Heaters.* 18 Gauge power cord.* 32-guage Nickel/Copper flexible circuitry *Larger Pad with 64-guage Thermal Fused Duraflex Vinyl *Premiere Cream Control Base *State-of-the-art Ultra sensitive electronic control that holds the temperature to + or - 1/8 degree of set point. Insures consistent and accurate temperature sensing and readout. *Unique Double Mount Control. *5 Year Limited Warranty. *Heater pad size is 35.5" Long x 13" wide *SOLD NATIONALLY FOR $129.You will also receive a 4oz bottle of premium waterbed Clear Bottle Conditioner and a patch kit.If you have any questions feel free to contact us.