Ubetter Technology Company Limited >> 18650 Lithium Lithium Ion Li-ion Battery Cell 3.7V 680mAh

18650 Lithium Lithium Ion Li-ion Battery Cell 3.7V 680mAh

18650 Lithium Lithium Ion Li-ion Battery Cell 3.7V 680mAh
Price: US $ 0.3-1.2/Piece
Min Order: 100/Piece
Pay Type: L/C,T/T,D/P,Western Union,Paypal
Prod Model: 18650
Cycle Life: 500 Times
Charge Cut-off Voltage: 4.2V / Cell
Discharge Cut-off Voltage: 2.8 V /Cell
Capacity: OEM
Lead Time: 3-10days
Warranty: 12 Months
Quality: A Grade
Battery Cell: High Power 18650
Connection Mode: Series and Parallel
Type: LiFePO4 Battery
Usage: Emergency Battery
Electrolyte: Lithium

Product Description

18650 lithium lithium ion li-ion battery cell 3.7V  
 
Model18650
Nominal voltage3.7V
Nominal capacity680mAh
Size18*65mm
Max charge current1C
Charging methodConstant current 1C to 3.7V,then charge with constant voltage 4.2V till charge current less than 0.01C
Max discharge current3C
Discharge cut-off voltage2.5V, the over-discharge detection voltage of PCM
Operating environmentCharging, 0°C ~ 45°C ; 65±20%RH; Discharging, -20°C~60°C ; 65±20%RH
Storage environment-20°C~45°; 65±20%RH; 
Lifespan (80% Prime Capacity)>500times  
Charging AttentionIt is dangerous that charging with higher current or voltage than Product Specification may cause damage to the cell electrical, mechanical safety performance.









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Introduction

Shenzhen Ubetter Co., Ltd, founded in 2013, has become a comprehensive battery manufacturer with the combination of R&D, manufacturing, marketing and service.

Shenzhen Ubetter, The Leader of Li-ion polymer batteries manufacturer, located in Shenzhen city, is specialized in Power battery series(such as electric-bikes, electric scooter and electric cars, etc), Storage battery, High-rate discharge Lithium ion battery(10C-60C high-rate discharge series such as air modeling and power tool etc), ). High Temperature Li-ion battery(up to 85° ), Low Temperature Polymer Li-ion battery(up to -40° ), Ultra-thin battery(up to 0.43mm). Ubetter has succeeded to solve the power battery core technologies problem: High Consistency and Excellent Safety Performance. Products' performance is leading in domestics market and in path with international standards. Products are widely employed in digital products series(such as MP3, UPS, etc. ), notebook PC series, 18650 series, and sales over 100 countries worldwide.

With over 4000 square meters dust-free workshop, 200 employees, automatic production lines and modernized equipments, Ubetter is offering reliable quality, efficient delivery and competitive price, by which we have gained global reputation. We are qualified for ISO9001, UL, CE, RoHS, IEC, UN38.3, MSDS, patent approves and National Hi-TECH Enterprise certification.

Our advantages

Shenzhen Ubetter Technology Co., Ltd. is a famous enterprise in the line of China's new energy business, mainly producing environmentally friendly power battery for electric vehicles, integrating the research and development, producing and selling of Lithium-ion Battery, wind and solar Energy Storage Battery as well as various kinds of batteries. Bearing with the spirit of pragmatism and innovation, we have been endeavoring to produce products with best quality for all walks of life by people-oriented management and high efficiency production line. Our R&D department has mustered skilled persons with over ten years' experience in battery research and developing, playing an leading role in the field of R&D of more and more series of batteries. Meanwhile we have cooperated with many big battery enterprises for many years and have numerous connections in this line of business. We have abundant battery resources with guaranteed quality. Shenzhen Ubetter Technology Co., Ltd. is located in the beautiful Dapeng bay with charming and beautiful scenery, excellent geographical location and convenient transportation.

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