10-minute intelligent protection：Hand massager with heat and compression it will automatically stop after 10 minutes of continuous use to avoid muscle damage caused by prolonged massage on the same part. When the product is in the charging state, the ring blue light flashes, and the blue light no longer flashes after it is fully charged.Cordless hand massager can not used while chraging,please ues it after fully charged.
2 Mode for Selection ：The air bag mode of the green light is front, back, front, back cycle; the red light is front, back, front, back, and then pressed together.Hand massagers two heating modes and massage mode with three different intensities,Soft (green color)/Soothing(yello color)/Strong(red color).
Relieve Hand Fatigue: The hand massager can help relieve hand fatigue and discomfort caused by prolonged use of computers, cell phones, or hand tools.

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