OIC Advance is a solutions company that offers our FDA Cleared Class II EMS unit. Our EMS unit is used to alleviate pain. Being portable and compact, roofing professionals can take it with them to job sites performing their work duties while getting the relief they need. It is also used to prevent, or reduce, muscle atrophy which is usually experienced after surgeries or injuries. EMS has pain management attributes in helping muscle related pain, such as a spastic muscle, sore muscles, or tight muscles.