Features: Easy to use,simply plug it in. Suitable for reptiles, amphibians and various small animals. Helps reptile for daily activity, appetite and metabolism.It can keep reptile tank warm without any harm to your pets and also won't disturb animals sleep pattern. Adjustable:Temperature can be adjusted manually. The heat mat is easy to clean, convenient to use and low energy; Waterproof and damp-proof. Made of durable material,safe and wear resistance. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Specification: Power: 5/7/14/20W(Optional) Size: 5W:15X14cm 7W:15X28cm 14W:28X28cm 20W:42X28cm