JD Original Knee Massager K2 [2-Pack], Leg Massager, Heated Knee Protector, Arthritis Relief, Cold Legs, Knee Hot Compress, Birthday Gift for Boyfriend, Girlfriend, Elders, Parents

Long battery life

up to 7 days of use on a single charge (low heat mode)

Adjustable extended Velcro strap fits thigh circumference 345-475mm and calf circumference 300-440mm

Includes herbal moxa pouch with premium mugwort for sustained heat therapy

Multi-use for knees, elbows, and shoulders (shoulder use requires additional extension strap)

Easy operation with large buttons suitable for elderly users

Intelligent 20-minute auto timer for safe and comfortable use

Graphene heating with rapid 3-second warm-up

High carbon crystal heat conduction

Intelligent NTC temperature control to prevent overheating

Two independent motors, 7200 RPM, mm amplitude (specific amplitude not provided)

3D surround high-frequency vibration targets joint acupoints

Not suitable for acute knee injuries, unhealed fractures, tumors, severe acute arthritis, pregnant women, physically weak individuals, or those with skin damage or allergies to device materials

Herbal moxibustion based on traditional Chinese medicine principles for warming and promoting circulation

Elegant gift box suitable for personal use or gifting to elders, friends, loved ones, or mothers

Full charge supports continuous use for over 8 hours at low heat without vibration

Approximately 25 uses per full charge in low heat mode

Adjustable to fit various leg sizes with extended Velcro straps

Provides combined heat and vibration therapy for effective knee joint relief

Designed to alleviate knee discomfort from wear, cold weather, exercise fatigue, and daily strain

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