220726 3.7V 27mAh Curved Smart Ring Battery Smart Wearable Battery
220726 3.7V 27mAh Curved Battery Smart Ring Battery Curved Lithium Polymer Battery Smart Wearable Battery
Features Overview of Smart Ring Battery
1. Various sizes: size and capacity to choose from, strong applicability
2. Quality assurance: using product a cell, high capacity, low internal resistance
3. Stable performance: Long Cycle Life: continuous charge and discharge 500 times, the battery capacity is not less than 80% of the rated capacity.
4. No memory effect: it can be charged and discharged at any time
5. High Security: Built-in Circuit Protection Board, with short-circuit, overcharge, over-discharge, impact, vibration, acupuncture, high temperature and other states, no fire, no explosion and so on.
Application of Smart Ring Battery
Sports Fitness: sports watches, sports bracelets, accessories, shiny warning helmets, etc. .
Health Care: provide blood pressure, heart rate and other medical signs of detection and treatment, more diverse forms, including arm-style blood pressure monitor, wearing blood oxygen monitor, palm monitor, wearing single-lead ECG, etc. .
Consumer Electronics: Smart Watch, Smart Glasses, WIFI stereo, wearable multi-touch projector, charging boots, fitness clothes, navigation shoes, LED shoes and so on.
Technical Parameters of Smart Ring Battery
| Model | 220726 |
| Product size | 2.2mm*7.0mm*27.5mm(Thickness*Width*Length) |
| Nominal Voltage | 3.7V |
| Minimum Capacity | 27mAh |
| Charging Voltage | 4.2V |
| Discharge Cut-off Voltage | 3.0V |
| AC Impedance Resistance | ≤1600mΩ |
| Standard charge current | 5.4mA(0.2C) |
| Max. continuous Charge Current | 27mA(1C) |
| Standard discharge current | 5.4mA(0.2C) |
| Max.continuous discharge current | 27mA(1C) |
| Weight | About 1.0g |
| Operating Temperature | charge:0~+45℃/dischage:- 20~+60℃ |
| Storage Temperature |
less than 3 month:- 20~+35℃ Recovery capacity＞90% less than 12 months:- 20~+30℃ Recovery capacity＞85% |
| Model | Min Capacity(mAh) | Thickness(mm) | Width(mm) | Length(mm) | Color | Remark |
| 150724 | 14 | 1.5 | 7 | 24 | Silver/Black | curvature and thickness are adjustable, custom width and length require new mold |
| 150726 | 16 | 1.5 | 7 | 26 | Silver/Black | |
| 150728 | 18 | 1.5 | 7 | 28 | Silver/Black | |
| 150730 | 20 | 1.5 | 7 | 30 | Silver/Black | |
| 170724 | 18 | 1.7 | 7 | 24 | Silver/Black | |
| 170726 | 20 | 1.7 | 7 | 26 | Silver/Black | |
| 170728 | 22 | 1.7 | 7 | 28 | Silver/Black | |
| 170730 | 24 | 1.7 | 7 | 30 | Silver/Black |
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