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Brand Name : UNEMETECH
Model Number : UNM220726
Certification : UN38.3, MSDS, CE, CB, IEC62133, PSE, KC, UL1642...
Place of Origin : Guangdong, China
MOQ : 500PCS
Price : 1.2-3.2USD/PCS
Payment Terms : T/T , WorldFirst , Payoneer , PingPong , Paypal , Alipay , Western Union , ...
Supply Ability : 20,000.00 Pieces Per Day
Delivery Time : 3-30 days
Packaging Details : Inner Tray + Inner Box + Outer Carton
Battery Type : Curved Lipo Battery
Nominal Voltage : 3.7V
Nominal Capacity : 27mAh
Charge Ending Voltage : 4.2V
Discharge Ending Voltage : 3.0V
Max Charge/Discharge Current : 1.0C(27mA)
Cell Impedance (V=3.9-4.0V) : ≤1600mΩ
Operating Temperature : Charge: 0-45℃ / Discharge: -20-60℃
Maximum Cell Dimension : T:2.2mm W:7.0mm L:27.5mm
Cycle Life : ≥500 Cycles
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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***Please contact us to get more detailed information and free samples***
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220726 3.7V 27mAh Curved Smart Ring Battery Smart Wearable Battery Images |