This easy to use Beurer Abdominal Toning Belt with provide you with a noticeable difference in a short time. This flexible abdominal belt with Velcro fastener and clever ergonomic will fit waist sizes 30 to a maximum of 55 inches (57 to 140cm). It has 4 electrodes instead of 2, does not need replacement pads and has 5 programs. Features: - Non-wearing contact electrodes made of conductive carbon material - Electrodes with water contact (no contact gel, no replacement) - LargeCD display with figurative symbols - 5 training programs (22 to 31 min) - Countdown time with remaining time - Training memory function for continuous training control - Smallafety switch off/ pause function/ automatic switch off/ key lock - Removable control element - Battery changing indicator - Batteries included