| Product Name | Smart Ring / smart ring health tracker / Nova ring |
| Material | Titanium |
| Ring Size | Size 6 / 7 / 8 / 9 / 10 / 11 / 12 / 13 (8 sizes) |
| Function | Activity and fitness tracking, Sleep quality tracking, Blood oxygen monitor, Heart rate detection, HRV detection, Stress detection, Menstrual cycle |
| Battery Capacity | 15.5 ~ 19.5 mAh |
| Charging Time | 1 Hour |
| Usage Time | 4 - 6 days |
| Standby Time | 10 ~ 15 days |
| Waterproof | IP68 waterproof |
| Operation System | iOS, Android |
| OEM for Rings | Accepted |
| OEM for Apps | Accepted |
| MOQ | 1 pc for present Amovan packaging; 500 pcs for customized |
Heart rate variability reflects level of your heart health, cardiovascular capacity, and stress tolerance. Night time heart rate variability levels can also predict the risk of your sleep apnea syndrome.













Download App: Amovan Ring directly from Apple store or google play.
Detail analysis of your health tracking, fitness tracking and sleep tracking.
Simple Package (free): PP bag + Bubble bag + Inner case + Master carton
Gift Package (surcharge): Gift box + Inner case + Master carton OR according to your requirement



More Option: You can also customize the portable charging case shown below (requires extra cost, not included in standard packaging):
Amovan portable smart ring case
Shenzhen Four Seasons Industry Co., Ltd. was founded in 2008, initially specialized in the design, production, and development of traditional watches, serving many well-known global brands and with whom we have been continuous good cooperating till now.
In 2020, we expanded our expertise by establishing a smart wearable R&D department, employing over 20 dedicated R&D professionals. This team focuses on the development of both software and hardware for smart rings, achieving significant milestones by 2023. Our success in this field has attracted numerous new brand partnerships, and our proprietary brand, AMOVAN RING, has garnered widespread recognition and support globally.
In 2023, we became the authorized distributor for HUAWEI's smart movement in China. From 2024, our commitment is to the research, development, production, and sales of high-end smart wearable devices. We offer ODM and OEM services to the global high-end smart wearable market, ensuring top-notch quality and innovation in our products.


OEM and ODM manufacturer since 2008.
QMS Certification: International QMS ISO9001, SA: BSCI