| Customization: | Available |
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| Display: | Amoled |
| Usage: | Detection |
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| Material | Case: stainless steel | |
| Size | #8(Inner diameter 18.2mm) #9(Inside diameter 19.0mm) #10(Inside diameter 19.9mm) #11(Inside diameter 20.7mm) #12(Inside diameter 21.5mm) Thickness 2.6mm |
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| Weight | 3.9g | |
| Color | Silver, gold , black | |
| Chipset | zhong ke AB2026B3 | |
| Memory (ROM+RAM) | 120M ram 64KB | |
| G-Sensor | SC7A20H | |
| Bluetooth Version | 5.2 | |
| MobileAPP-GPS | Yes | |
| Heart rate sensor | 3918 | |
| Battery Type | Polymer battery | |
| Operating temperature range | 0-50ºC | |
| Battery Capacity | 18 mah | |
| Charging time | 1H | |
| Theory Standby time | 10 days. -15 days | |
| Normal using time | 3 days. 5 days | |
| Charging | Magnetic charging | |
| Software Function&App | ||
| Compability | Support Android 5.0 and above; Apple IOS 10.0 or later | |
| Compability Software | working with Da Rings | |
| Device software functions | ||
| (Operation) | Ring no touch, no button; App launch movement and function test | |
| APP software functions | ||
| module | remark | |
| (Activity) | Distance/calories/daily steps statistics / 7-day goal achievement/effective activity, etc | |
| (Multisports) | There are 24 kinds in total: 19 kinds of regular sports +5 kinds of GPS sports | |
| (Heart rate) | APP launches heart rate test/all-day dynamic heart rate trend and data analysis/heart rate data analysis/Recent 7 heart rate measurement trend/heart rate history data | |
| Sleep) | Sleep data statistics, sleep proportion, sleep score, sleep analysis, average sleep heart rate, etc | |
| (Blood oxygen) | APP initiated blood oxygen test/recent 7 blood oxygen data/Recent 7 blood oxygen saturation measurement trend/historical blood oxygen data | |
| (HRV) | APP initiated HRV test/nearly 7 HRV data/average HRV during sleep/stress history data | |
| (Stress) | APP initiated blood oxygen test/Nearly 7 pressure measurement trends/pressure history data | |
| (Others) | Unit format, sedentary reminder, low battery reminder, heart rate warning | |
| (Wechat&Apple) | Access wechat Sports and Apple Health | |
| (APP multi-Language support) | Multiple languages | |
| Support OTA | Supports Fota upgrades | |
| APP | Da Rings | |
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