Features:Safe and easy to use, can be sewing onto any cloth or seat cover.Convenient to power, just connect it to USB port of power bank, or power adapter of 5V 2A.The heating pad is foldable and not easy to deform.It is easy to clean and can be washed with water.Widely used for warming shoulder, neck, waist, back, abdomen and cushion or pet bed.The timer function is about 30 minutes, and the temperature is about 4550Specification:Material: Carbon fiber, flanneletteVoltage: 5VCurrent: 2AConnector: USBSwitch: 3-mode adjustable temperature, timerPad Size: Approx. 24 x 30cm / 9.5 x 11.8inTemperature: About 45Weight: 119g / 4.2oz (approx.)The timer function is about 30 minutesKeep the temperature at 45-50How To Use:1: Find a piece of quilted jacket, bath towel, etc., and put the heating pad in (fold it in half or flat, if you want to test the temperature, put the temperature probe on the heating pad).2: The heating pad is connected to the 5V2A USB output interface, three gears temperature: the indicator light displays.3: The temperature in the padded jacket will continue to rise as the heating time increases, and the expected temperature will generally be reached in about 10 minutes.Attention: If it is exposed in the air or placed on the table to test the temperature, a little bit of heat will be dissipated.Application Range:1. Customers who use it in their clothes will test the temperature directly in their clothes.2. For pets, such as cats and dogs, you can put the temperature probe to test the temperature in the middle of the heating pad, then the pet will not radiate heat when lying on it, and the temperature will rise.3. For solid products, wrap the heating pad on the product first, and then wrap a layer of foam paper or thermal insulation cotton on the outside to prevent heat dissipation.Package list:1 x Heating PadNote:1. Please note that the current of the USB output interface used must reach 2A or more.2. If the customer uses a power bank or power adapter, the switch can be turned on, but it will automatically turn off after about 10 minutes. This is because the power bank or power adapter used by the customer does not reach the output power product label. It is recommended to use other power supplies..