1.The hand controller includes: automatic, heating, rising, falling, vibration, infrared laser, switch machine, easy to operate, the elderly can also use it. 

2.Intelligently set for 15 minutes, lying on a bed, sofa or lying on the ground can realize waist pull Stretching, hot compress and vibration massage to soothe the lumbar muscles.

3.Three safety protections and intimate protection: 44° constant temperature protection, airbag overcharge protection, automatic reset protection.