The GP2 Min Tote is a Solid State Digital PEMF device. It has a touch button control, up and down for intensity from 1 – 5. Easy to use with 2 simple settings. Timer is for 5 or 10 minutes settings. When running, it utilizes a Parallel Pulsing System: One is a Low Powered micro-pulse which is running simultaneously with a High Powered Pulse. Lightweight for moving around or travel. It is ready for 110v USA or 220v international power requirements. Weight: 5-7 lbs. Safety tested and ready for use.