【7-Layer Protective Structure】This premium heated pet bed features a multi-layer construction designed for safety and durability. The soft velvet cover provides comfort, while the waterproof PVC enclosure ensures protection against spills and accidents. Inside, refractory wool and UL-certified heating wires work together to deliver consistent warmth without overheating risks. The cord is reinforced with chew-resistant steel to prevent electrical hazards if your pet tends to nibble on cables. 【Removable & Washable Cover】The cover is crafted from super-soft, machine-washable flannel material, making maintenance easy and keeping the bed fresh. Its durable corn kernel shape exterior resists wear over time. A convenient zipper design allows you to quickly remove the cover for cleaning, ensuring a hygienic environment for your furry friend. 【11 Adjustable Temperature Levels】Customize the warmth to suit your pet's needs with 11 precise temperature settings ranging from 80°F to 130°F (30°C to 55°C). Simply preset the ideal temperature to create a cozy nook that promotes relaxation. Built-in dual temperature sensors continuously monitor heat levels, preventing overheating and ensuring safe operation throughout use. 【25 Timer Options】Enjoy flexible usage with 25 timer settings that allow you to program the bed from 1 to 24 hours in one-hour increments. An 'always on' function is also available for continuous warmth when needed. The auto shut-off feature enhances safety by turning off the bed after the set time, giving you peace of mind even when you're away. 【Ideal for Pet Health & Comfort】This heated bed provides essential warmth during cold seasons, supporting pets' well-being by reducing joint stiffness and stress. It's particularly beneficial for senior pets, newborns, pregnant animals, small breeds like cats and dogs, rabbits, or those recovering from illness. By maintaining a comfortable temperature range, it helps improve sleep quality and overall health. 【Additional Features】The anti-bite design adds an extra layer of protection against curious pets who might chew on cords or surfaces. Its medium size (28'' x 16'') accommodates most small to medium-sized animals comfortably indoors.