Gold Member Since 2017
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Shenzhen Quan Sheng Da Electronics Co., Ltd.

Lithium Battery, Rechargeable Battery, Charger Li-ion Battery manufacturer / supplier in China, offering 3.7V 3.8Wh 1020mAh Rechargeable Lithium Batteries, (QSD-3712) 3.7V 1200mAh 18650 Rechargeable Li-ion Battery, (QSD-Y0013) 3.2V 1000mAh 18650 Li-ion Battery China and so on.

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Supplier Homepage Product 18650 Lithium Batteries 3.7V 3.8Wh 1020mAh Rechargeable Lithium Batteries

3.7V 3.8Wh 1020mAh Rechargeable Lithium Batteries

FOB Price: Get Latest Price
Min. Order: 500 Pieces
Port: Shenzhen, China
Production Capacity: 50000pieces/Day
Payment Terms: L/C, T/T, Western Union, Paypal

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Basic Info
  • Model NO.: QSD-3.7
  • Charger Type: Electric Charger
  • Nominal Voltage: 3.7V
  • Compatible Battery Type: 18650
  • Certification: TUV, CE, ISO9001:2008
  • Recyclable: Recyclable
  • Trademark: QSD
  • Specification: 1200/1400/1500/1800/2600/2200/3000/1800/2800mAh
  • HS Code: 8507600090
  • Type: Lithium Battery
  • Charger Application: Standard Battery
  • Charger Style: Intelligent Charger
  • Size: AAA
  • Socket Type: For E.U.
  • Color: Blue, Red
  • Transport Package: Carton Plastic Bags Carton Van
  • Origin: Dongguan. China
Product Description
Product Description
 
Battery TypeRechargeable Lithium ion Battery Pack with PCM
Model3.7V 3.8Wh 1020mAh 
Condition100% New
Nominal voltage3.7V
Warranty1 year
Charge Voltage4.2V
Nominal Capacity400mAh(Available more capacity batteries)
Size5.0± 0.2 mm*30± 0.5mm*30± 0.5mm (According to your request to design size)
Cycle Time≥500times
Charging Temp.0°C to 45°C
Standard Charging5.0hours(Ref.)
Rapid charging3hours(Ref.)
Discharging Temp.-20°C to 60°C
Storage Temp.-20°C to 45°C (within 1month)
-20°C to 40°C(within 3month)
-20°C to 35°C(within 6month)
CertificationCE,UL,RoHS,ISO9001,ISO14001,FCC, MSDS

Major Feature
  1. Environment-friendly,No Pollution
  2. No leakage and no explosion
  3. Low internal resistance
  4. Ultra-thin and small size
  5. High energy density
  6. High voltage and power
  7. High rate charge/ discharge
  8. With CE, KC, UN38.3 and RoHS approvals
  9. Long Cycle Life more than 500 times
  10. No Memory Effect
  11. Low Self-Discharge
  12. Thickness could be adjusted while width and height keep the same.
 
Competitive Advantae
  1. Rich experienced R&D & sales team(more than 10 years experience) 
  2. 12 months warranty
  3. High safety and high capacity
  4. Production capacity & reputation
  5. Large production line & strictly quality control. 
  6. Testing (Performance testing, Reliability testing) 
  7. Reasonable price(Factory directly price)
  8. Prompt Delivery
  9. Quality Approvals(ISO9001,ISO14001,CE,RoHS,MSDS)
  10. Small orders accept
  11. Buyer's specifications/request accepted . 
      Packaging&shipping: 
     1. DHL/Fedex/UPS/TNT/EMS, Door to Door; 
     2. By Sea or by Air for bulk order, Port (Shenzhen  / Hong Kong) / Airport receiving; 
     3. Customers' forwarders or negotiable shipping methods. 
     4. Delivery Time: 3-5 working days for sample order; 7-20 working days for bulk order based on different
         item and quantity.
 
     5. Custom designed package.

Application for lithium-ion battery: 
 
 
 
Applications
1.CCTV Camera 
2.LED Strip 
3.PAD personal data assistant,power bank .power pack,power charger battery
4.Solar Street lights
5.Portable electric appliances and mining system
6.Fire fighting, safety device, and alarm monitoring
 
 
Advantages
1.A grade cells, no memory effect with 1 year warranty
2.Factory price & High quality, low self-discharge
3.If you want,you can have your own logo on it
4.No harm to human or environment
 
 
Safety precaution
1.Do not throw battery into water or make it wet
2.Keep the battery away from heat source
3.Do not throw the battery into fire or heat the battery
4.Forbid to hammer to trample the battery
5.Forbid disassembling the battery in anyway

Feature for lithium battery: 
1.Long life, large capacity and good shock resistance
2.Low self-discharge and good discharge performance at low temperature
3.Strong charging acceptance and quick-charging capability
4.Strong over-discharge resistance and charge retention
5.Maintenance-free and no acid or water for maintenance in usage
6.Excellent large current discharge performance, and have obvious advantages in startup and climbing
7. High temperature performance
8. Environmental friendly
9. Lighter weight smaller size
10.Most safe no explosion no fire
For  assemble battery pack Voltage  3.7V ~ 48V ,Capacity 2Ah ~ 200Ah .

Advantages Of Lithium Ion  Battery Pack
1: Highly Safe, Endure High temperature,
2:Long Lifespan: 2 to 3 times longer than the lifespan of seal lead acid battery
3:Variable type of cell: 14500,18650,14430,18500,17500,26650,26500 etc.
4:Wide Capacity Range: 0.2C to 70C
5: Stable Performance
6: No memory effect
7:Light Weight: 1/3 of the weight of NiMH Battery, 1/2 of SLA battery
8:Reach ROHs, CE, UL quality standard
9: Low maintenance

3.7V 3.8Wh 1020mAh Rechargeable Lithium Batteries
3.7V 3.8Wh 1020mAh Rechargeable Lithium Batteries

3.7V 3.8Wh 1020mAh Rechargeable Lithium Batteries
3.7V 3.8Wh 1020mAh Rechargeable Lithium Batteries
3.7V 3.8Wh 1020mAh Rechargeable Lithium Batteries
3.7V 3.8Wh 1020mAh Rechargeable Lithium Batteries

Li-ion battery 18650 battery pack list :
ModelVoltage(V)Capacity (mAh)Dimension(mm)C ratingApprox. Weight(g)
DiameterHeight
186503.729001865 48
186503.730001865 49
186503.734001865 49
186503.728001865 47
186503.726001865 46
186503.722001865 43.5
186503.720001865 42.5
186503.715501865 39.5
186503.7220018655C44
186503.7130018652C42
186503.71300186510C42
186503.71300186515C42
186503.71500186510C43
186503.71500186515C43

Our Services     
1.Low MOQ    It can meet your business very well, li-ion cell 1000pcs, battery pack 500pcs.     
2.OEM Accepted     Please send us your requirements or design.     
3.Good Service     We treat clients as friends, always welcome to visit our factory     
4.Good Quality     BLV is an original manufacture ,100% tested in production test one by one before shipping     
5.Fast & Cheap Delivery    We have big discount from forwarder (long Contract)     

Why Us?     
1. 10-year experiences dealing with lithium battery business and customized designing& production.
     Strong and experienced R&D team to support. 
2. Quick and Safe Delivery, competitive factory price,
3. Experienced Service Team,respond within 10h for your questions.
4. Warranty for ONE-YEAR After-sales Service
5. OEM and ODM Services Offered.customized designing power solution.
6. Full Range Products for Choices
7. Fully inspection for samples&orders&incoming materials, 
    offer test report and specification data sheet offer.
8.Provide best brand cell:Sanyo,Panasonic,Samsung,LG,Sony.

FAQ:
Any questions, contract us freely, respond within 12H                                          
Q1:Can't charge the battery?
A1: First we nee to connect the battery charger, second we have to turn this switch on,and then can be charged.
Q2:Is it the capacity of your battery real?
A2: All of our batteries are real full capacity with top quantity, competitive price& long life cycle.
Q3:How about the lead time?
A3:Delivery time for production will depend on your quantity.Usually it will take 7-15 working days, the sample will be shipped out within 4 working days.
Q4:Which certificates do you have?
A4:We have CE/ROHS/UN38.3/MSDS for lithium-ion cell used, 
Q5:How about warranty?
A5:1 year warranty
Q6: payment and samples
A6:we accept paypal for samples order, larger order with T/T
Q7:  Charging temperature
A7:The cell shall be charged within 0°C~40°C range in the Product Specification datasheet, for all samples&orders offer test report& tech specification data sheet
Q8: Operating temperature
A8:-20°C~60°C 
 Q9: Company production capacity:
A9:200k pcs per months
Q10:What's the batteries applications?
A10:Widely applied in digital products, portable computers, Bluetooth products, electric tools,power tools, lighting devices like LED lights and emergency lights,electric toy, household appliances and emergency device area. cordless phone, power tools, instrument and apparatus, electric vehicle,electric bikes, motorcycles,UPS battery,medical equipment,beauty instruments,electric trolley,solar power system.solar energy storage,smart robot and so on.

 
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Ms. Xue Fang
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