Almohadilla térmica mejorada ComfyWarmth™ para aliviar el dolor de espalda

A:
1. Verify the tight connection between the pad and the controller.
2. Verify the AC outlet is functional.
3. Verily no physical damage to the cord, controller or pad.
If failure continues, discontinue use. See warranty information to contact Comfytemp Consumer Service.

A:
1. Ensure the body side of the pad is attached closely to your body.
2. Choose a higher temperature setting and use it for more than 30 minutes.

A:
1. Verify tight connetion between pad and controller
2. Unplug and plug it again, and turn it on again to confirm.
3. If the screen still flashes "F, it is possible that the controller or the pad is damaged, please contact customer service directly.

A:
1. The pad is timed off.
2. The temperature exceeds the protective temperature during operation, unplugging and turning on again after the temperature falls below the protective temperature.
3. It is not recommended to place the controller on the heating pad or wrap it in the heating pad.