Package Includes: 3 Pack 10 x 30 inches snow melting mats, a earth leakage switch, 1 waterproof cover and 1 instruction. Each snow melting mat comes with a 45in long connection cable. This ample length allows you to freely adjust the orientation of the mat layout, making it easy to set up your snow-melting system. Anti-Slip & Durable Design: Snow melting walkway mats are crafted from durable, corrosion-resistant rubber material, ensuring maximum traction and preventing slips even on wet and icy roads. Designed to withstand the harshest winter storms, they remain effective throughout the entire season. Energy Efficient & Efficient Snow Melting: Heated walkway mat melts snow at a speed of 2" (5cm) per hour, with much lower energy consumption than traditional snow melting systems, saving you time. The heating temperature can reach up to 104 and work normally even below -8 . Simple Control: 3 Pcs ice melting mats you received have been connected. Simply place the heated walkway mat where it is most needed, plug it in, and it will start working. The accompanying power unit is designed specifically for outdoor use and includes a 6.5 FT (2 M) wire. A power unit can safely connect up to 10 stair and hallway mats. Do not exceed a total power consumption of 800W. Wide Applications: Outdoor heating mats are suitable for both residential and commercial use. Whether at your home's entrance, in busy commercial buildings, small businesses, or even hospitals and schools, they can be applied to various surfaces such as rooftops, stairs, lawns, and floors. Say goodbye to the frustration of shoveling snow in cold weather, as well as the risk of slips and falls.