WelAide\xCDs Far Infrared Heating Pads includes all natural jade stones and was specifically designed to allow for heat to penetrate deep into the body. This pad heats up quickly so that within three minutes, heat is evenly dispersed throughout the pad. This version includes a power adapter that allows it to be used internationally. The heating pad is intended to help provide temporary relief of minor muscle/joint pain and stiffness. Other common uses are for providing temporary pain relief from joint pain, muscle spasms, minor sprains, strains, and back pain through the relaxation of the muscles and temporarily increasing circulation. Features: Dimensions: 14" x 20" and approximately 1/2" thick Includes storage bag to help protect the pad when not in use 60 Individual Natural Jade Stones for maximum heat transfer and penetration Held securely held in place on a 1 1/2" spacing layout Each Jade is about 1.25" in diameter Actual jade stone area is approximately 9" by 15" Easy to Use Controller allows changing temperature and time without stopping the heat 57" Extra Long Power Cord (from power plug to remote) + 21" (from remote to pad) + 4" length of remote Total distance from plug to pad is approximately 6.5 feet Wattage: 45 watts Standard Voltage: 120V Actual Pad Weight: 2 lbs Shipping Weight: 3.5 lbs One Year Limited Manufacturer's Warranty Operating temperatures: Level 1: 104 \xC1F Level 2: 113 \xC1F Level 3: 122 \xC1F (default) Level 4: 131 \xC1F Level 5: 140 \xC1F Level 6: 149 \xC1F Deep Penetrating Heat helps with the following: Relieves pain Improves blood circulation Reduces tension and stress Helps remove toxins Improves immune system Improves flexibility