Specification: 10 sqft Under Tile Heating Mat Mat size: 20" wide x 6.1ft long. Voltage: 120V, Amps: 1A, Watts: 120W. Zero EMF.Heating cable is only 1/8" thick. Single armored cold lead: 10ft. Cable spacing: 3". System output: 12W/sqft (41 BTU/sqft) 120V Electric Floor Heating Mats can be combined to heat up to 150 sqft of flooring space using a single thermostat. Mesh can be cut to make turns and rotations (do not cut the heating wire).Mats must be connected to the thermostat in parallel. Cable Size: 1.6 x 6.5 ft / 50.0 x 199.0 cm .