Shock Clock 2 - Silent Smart Alarm Clock - Motion Tracking - Never Sleep in Or Hit Snooze Again
Pavlok 2 - Updated Edition (2020) - Fitness Tracker, Change Habits and Wake Up with Electric Zap, Improved Bluetooth and Reliability, 1 Year Everything Warranty - Wearable Habit Trainer.
Pavlok Shock Clock Wake Up Trainer – Wearable Smart Alarm Clock - Never Hit Snooze Again
Both are good options. The 2nd edition has some improved hardware and software. But both will definitely wake you up. Most people report that after 1 month of wearing this watch, they automatically change their sleeping habits. Thats how good this watch really is.