DT78 Smart Watch with Leather Straps | 44mm | TikTec
New DT78 Smart Watch Men Bracelet Fitness Activity Tracker, Health Monitor Long Battery Life Smartwatch Water Resistant IP68 - Sophie's Online Shopping
GitHub - fbiego/DT78-App-Android: Alternative app for the DT78 Smartwatch. Also works with DT92 & DT66. May work with watches that use the WearFit 2.0 app.