The Squid Go Left Shoulder Full Unit is used for temporary pain relief of aches and pains. This lightweight and portable unit is designed for individual use. It offers 4 preprogrammed levels of compression. The wrap is 32 inches to 45 inches in length and is made of a durable, anti-bacterial material that is easy to clean. The pump has a rechargeable battery and is good for up to 15 uses on a full charge. The full unit includes the pump, left shoulder wrap and gel pack. Squid Go is for home use only. Warranty will not apply if used commercially.