Safety & Effectiveness of TENS Weight Management Compared to a Sham

This is a multicenter, randomized, blinded, parallel group, controlled study intended to evaluate the safety and effectiveness of treating overweight and Class 1 obese patients with the Elira System (TENS active treatment) combined with a moderate intensity lifestyle follow-up compared to participants using the sham (control) device combined with a moderate intensity lifestyle follow-up. The objective is to demonstrate the effectiveness of the Elira System combined with a moderate intensity lifestyle therapy program compared to a sham device combined with a moderate intensity lifestyle therapy program control group at 3-months on weight management for participants who are overweight and/or with Class 1 obesity.