Features: 1.Three?gear temperature adjustment, three?step timing, adjust the required temperature and heating time at any time. 2.USB power head needs to choose an adapter with an output power of 2A. The output power of 1A can be used, but it will reduce the thermal efficiency of the heating pad. 3.The switch line can be detached, so there is no need to plug and unplug the power plug. 4.High?frequency ultrasonic sealing edge, built?in power supply to prevent leakage, more durable. 5.With up to seven layers of safety design, the fabric is waterproof and flame?retardant, making it safer for pets. Specification: Item Type: Reptiles Heating Pad Material: Fiber Cloth Product Color: As Pictures Shown Line Length: Approx. 174cm / 68.5in Product Weight: Approx. 77-160g / 2.7-5.6oz Purpose: Heating all kinds of reptiles and pets. Three Levels of Temperature Adjustable: High gear: 45; Middle gear: 40; Low gear: 35 Three-Stage Timing: Timing for 6 hours; Timing for 12 hours; Timing for 18 hours PackageList: 1 xHeatingPad Note 1. The thermal efficiency of the heating pad will vary with the room temperature. Using a 1A power plug (such as for IOS charging plug) will directly reduce the temperature. Using a 1A power plug, the heating pad temperature adjustment range is about 30?40C. 2. After using for a period of time or scratching by pets, burrs may appear. This is anormal phenomenon of the material. It is not a quality problem. Just burn the burrs with a lighter. 3. Please note that the new type and old type of this product will be sent randomly,and make sure you will not mind before ordering.