1、Constant temperature hot compress, vibration massage, compact and portable. 2、5 Gears of adjustable vibration mode with simple operation and comfortable massage which is suitable for different groups of people, leisure massage, comfortable all day. 3、Far‑infrared hot compress, all‑round massage, low‑grade 45±3℃, high‑grade 50±3℃, hot compress relieves hand pressure and enjoys a relaxed life. 4、360° Wrapping, automatic inflation and deflation with gas bag squeeze and relax forcefully and composite fiber heating wire, which means large area infrared heat compress and more comfortable cycle heating , high‑frequency vibration massage that relieve wrist tenosynovitis. 5、High‑quality chip, built‑in high‑precision chip sensor, to control every frequency and every temperature for you Item Type: Wrist Heating Pad Material: ABSBattery Type: Lithium battery(included) Battery Capacity: 2000mAh 5 gears of strength: 1st gear: soft and comfortable 2nd gear: lighter strength3rd gear: Comfortable and moderate 4th gear: medium strength 5th gear: powerful strength Suitable for: Busy work: Carpal tunnel syndrome Tired of housework: fatigue and sore hands Neglect of maintenance: rough hands with barbs Alternation of seasons: cold and stiff fingers Efficacy: Relieve hand fatigue: Small and exquisite, easy to carry, relieve muscle and joint fatigue and pain caused by office at any time Massage tired wrist: Far infrared rays can penetrate deep into tired wrist muscles to restore blood circulation Massage sports hands: After exercise, wrap your hands for massage to quickly relax the tense muscles of the hands 1 x Massager 1 x Manual 1 x USB Charging Cable