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220726 3.7V 27mAh Curved Smart Ring Battery Smart Wearable Battery

Categories Curved LiPo Battery
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
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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.

220726 3.7V 27mAh Curved Battery Smart Ring Battery Curved Lithium Polymer Battery Smart Wearable Battery


Technical Parameters of Smart Ring Battery

Model220726
Product size2.2mm*7.0mm*27.5mm(Thickness*Width*Length)
Nominal Voltage3.7V
Minimum Capacity27mAh
Charging Voltage4.2V
Discharge Cut-off Voltage3.0V
AC Impedance Resistance≤1600mΩ
Standard charge current5.4mA(0.2C)
Max. continuous Charge Current27mA(1C)
Standard discharge current5.4mA(0.2C)
Max.continuous discharge current27mA(1C)
WeightAbout 1.0g
Operating Temperaturecharge: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%

ModelMin Capacity(mAh)Thickness(mm)Width(mm)Length(mm)ColorRemark
150724141.5724Silver/Blackcurvature and thickness are adjustable, custom width and length require new mold
150726161.5726Silver/Black
150728181.5728Silver/Black
150730201.5730Silver/Black
170724181.7724Silver/Black
170726201.7726Silver/Black
170728221.7728Silver/Black
170730241.7730Silver/Black
220726 3.7V 27mAh Curved Battery Smart Ring Battery Curved Lithium Polymer Battery Smart Wearable Battery

***Please contact us to get more detailed information and free samples***
220726 3.7V 27mAh Curved Battery Smart Ring Battery Curved Lithium Polymer Battery Smart Wearable Battery

Quality 220726 3.7V 27mAh Curved Smart Ring Battery Smart Wearable Battery for sale
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