SereneLife Portable Electric Hot Stone Massage Kit — Digital Controller, Travel Heating Bag, 6 Large + 6 Small Basalt Stones

- Stones: 12 natural black basalt volcanic stones (6 large and 6 small) with high silica and iron content that retain heat for approximately 25–35 minutes, longer than most stones. - Heating Bag: Lightweight, energy-efficient storage and travel case that doubles as a stone-heating oven and quickly warms the rocks in about 20 minutes. - Temperature Control: Wired digital LCD controller offering selectable temperature settings from 86–158°F (30–70°C) for accurate, comfortable heating. - Therapeutic Relief: Heated stone therapy designed to ease muscle tension, soreness, stiffness and provide relief from sprains and strains—ideal for athletes, home care and professional spa use. - Power Options & Contents: Complete kit includes a car lighter adapter, wall power cable, digital temperature controller, heating bag and 6 large plus 6 small massaging basalt stones.