Battery 503450 3.7V 850mAh Lithium Polymer Battery Battery for Phone Case

Battery 503450 3.7v 850mah Lithium Polymer Battery battery charger for phone case
A.Product character and picture
Lithium Battery Specification606090 polymer cell18650 cell381200 cellSize6.0*60*90Φ18*65Φ38*120Capacity4000mAh2600mAh10000mAhLimited charge voltage4.2V4.2V3.65VNominal voltage3.7V3.7V3.2VNominal capacity4000mAh2600mAh10000mAhStandard Charge Current0.5C0.5C0.2CMaximum charge current1.0C1.0C1.0CStandard Discharge Current0.5C0.5C0.2CMaximum Discharge Current1.0C1.0C1.0CCut-off discharge voltage3.0V3.0V2.0VOperating temperatureCharge:0-45ºC Discharge:-20-60ºCCharge:0-45ºC Discharge:-20-60ºCCharge:0-45ºC Discharge:-20-60ºCStorage temperature-10ºC-45ºC-10ºC-45ºC-20ºC-35ºCStandard Charging method0-45ºC 0.5C CC(constant current)charge to 4.2V,,then CV(constant voltage )charge till charge current decline to≤0.05C0-45ºC 0.2C CC(constant current)charge to 3.6V,CV(constant voltage )charge till charge current decline to≤0.05C
B. Factory Show
C.Production Process

D.Packaging&Delivery and other terms
Price Term: EXW/FOB/C&F/CIF.
MOQ: 1000 set.
Warranty: 8 years.
Payment: Typically 30% by T/T as down payment, balance by T/T or L/C before shipment. Other payment way can be negotiated.
PackagingDetail: BlisterCardpackorasyourrequirement
DeliveryDetail:5-7daysE. Product advantage
1, High energy density
2, High working voltage for single battery cells
3, Pollution-free
4, Long cycle life
5, No memory effect
6, Capacity, resistance, Voltage, platform time consistency is good
7, With short-circuit production function, safe and reliable
8, Factory price& High quality
9, Good consistency, low self discharge
10, Light weight, small size
11.High stability
12.High discharge rate
13.Quality and security guaranted,with CE,ROHS approval.
14. Customized sizes, packs, tags, labels, plugs, connectors, over current protection, temperature control protection is available
15.The lifepo4 battery pack is widely used for electric bicycle,golf car,electric bike,electric wheelchair,power tools,electric scooter,emergency light,etcE. Main applications
1. Large-scale electric vehicles: electric bus, electric car
2. Light electric car: e-bike, electric scooter,e-motor, electric golf car, forklift,electric wheelchairs
3. E-tool: electric drill, electric saw, lawn mower and so on
4. Remote control cars, boat, aircraft, toy
5. Solar and wind power generation energy storage devices, suchemergency light, solar street light
6. Small medical equipment and portable equipment,PDA,DMB,DVD, Portable DVD.MID
7.Medical device,pos machine,CCTV camera,Digital camera,portable device,consumer electronics(MP3 player, MP4 player)
8. Cellular phone, Digital phone, mobile phone,
9.Electronic cigarette
10.Notebook computer, Portable computer, Lap-top computer
11. Electronic pen
12. E-book,
13.GPS
...........................

FAQ
1.How to choose a right model
---a. confirm the size of the battery
b. confirm the capacity,voltage of the battery
c. confirm if you need protect PCB or not
d. confirm the terminal of battery,lead with wire or connector
2.Can you explain in detail how you match cells for a battery pack before you assembling the pack?
----We will do the following things before assembling the pack:
a. Select capacity, same capacities cells for one pack
b. Measure the voltage, same voltage cells for one pack(difference is under 0.02v per cell)
c. Measure the inner resistance,same IR cells for one pack (difference is under 1m Ohm)
All above steps are very strict to make sure the pack performance is perfect.
3:What&rsquos your advantage compared with other suppliers?
----a. High quality batteries: Our batteries are in enough capacity, and lower in RI,Before shipment,
we will inspect the products and ensure the quality which are well approved by our clients.
b. Better service: We always offer what our clients need. Reply client&rsquos questions timely.
Supply best projects solution for clients. We ship out the products on time&hellip
4:What&rsquos you payment and delivery items?
----Payment items: By T/T,30% for deposit, and balance pay before shipment. For smallamount, we accept PayPal.
5:What company will be used for making the shipments? DHL? UPS or others by air?
----Normally, we ship our battery via TNT,DHL,UPS and FedEx.
Yangzhou Borui Electric Lighting Co., Ltd.*Tel: +86-532-83978013
*Fax:+86-532-83978023
*Mobile:+86-13963975915
*E-mail:boruisale@borui.asia*Visit us by http:https://cnborui.en.made-in-china.com