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3.7V 5000mAh 26650 Lithium Battery For Flashlight

3.7V 5000mAh 26650 Lithium Battery For Flashlight

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Product Details:
Place of Origin: China
Brand Name: GUANYU
Certification: MSDS
Model Number: GUANYU-FF271
Payment & Shipping Terms:
Minimum Order Quantity: 100 packs
Price: Negotiable
Packaging Details: Standard export carton
Delivery Time: 3-6 weeks
Payment Terms: 30% before production,70% before delivery
Supply Ability: 10000 packs per month
Detailed Product Description
Standard Voltage:: 3.7V Capacity:: 5000mAh
Size: 26*50 Weight: ≥100
High Light:

3.7V 5000mAh Flashlight Lithium Battery


3.7V 5000mAh 26650 Lithium Battery


Flashlight 26650 Lithium Battery

Lithium battery 26650 3.7V 5000mAh Medical equipment battery Flashlight lithium battery


Product specifications
The battery of this model can be replaced with:
Launch battery, tricycle battery, tricycle battery, luxury car battery, bank power supply system battery, UPS battery, solar energy storage battery, communication equipment, medical equipment, industrial equipment, power tools, consumer electronics, security equipment, portable power supplies, garden tools, Communication electronics, smart equipment, motorcycle batteries, wind energy storage batteries, hospital power supply system batteries, household power system batteries, etc.


Product Specification
Product Name Lithium battery 26650 3.7V 5000mAh Medical equipment battery Flashlight lithium battery
Nominal Voltage 3.7V 
Nominal Capacity 5000mAh
Standard Charge Current 1000mAh
Max Charge Current 2000mAh
Charge Cut-off Voltage 4.2V
Standard Discharge Current 2500mAh
Max Cont Discharge Current 5000mAh
Discharge Cut-off Voltage


Material NMC battery ( or LiFePO4 battery, Lithium Cobalt battery​)
Cell/ Brand 26550 lithium battery
Cell Type Lithium Ion battery(or Custom Li polymer battery )
Temperature Range Charge temperature: 0°C to 45°C
Discharge temperature: -20°C to 55℃
Storage temperature: -20°C to 55℃
Life Cycle More than 1500cycles
Package Material Shrinked PVC
Certification ROHS, UN38.3, MSDS, IEC62133, CB
Key Words Electric bicycle battery pack Two-wheeled scooter rechargeable lithium battery Moped lithium battery


3.7V 5000mAh 26650 Lithium Battery For Flashlight 03.7V 5000mAh 26650 Lithium Battery For Flashlight 1

Product Features


  • Smaller size.
  • Pollution free.
  • Lighter weight.
  • Longer cycle life.
  • High performance.
  • No memory effect.
  • High energy density.
  • High Discharge Voltage.
  • lower internal resistance.
  • Outstanding Stable discharge characteristics.


  • OEM&ODM orders are acceptable.
  • Competitive price with fine quality.
  • Powerful production capablicity and Short Lead Time.


  • BMS&PCM function: Over-charge protection, Over-Discharge protection, Over-current protection, Short Circuit protection, High Temperature protection, Balance Charge/Discharge protection, Communication protocol function, Battery Power indicator.


Warnings & Attentions


To ensure to use battery properly, please read the requirements carefully
Dispose Method:
Do not dispose of the battery in fire or expose to the heat.
Do not connect battery in charger or equipment with reverse positive and negative terminals.
Do not short circuit the battery.
Do not make battery in physical shock or vibration.
Do not disassemble battery.
Do not immerse battery in water or get it wet.
Do not use batteries mixed with other different type, model.
Keep battery away from children.
Battery must be charged in appropriate charger.
Do not use modified or damaged charger.
Do not use unqualified with the specified charger.
Do not discharge battery with surpassing current of specified.
Do not discharge battery when the ambient temperature is out of the specified.


Packaging & Shipping

One pc in a PE bag, and then in a standard export carton or Custom-made Package.
Delivery Methods:
① By express UPS/DHL/FEDEX/TNT (It takes 3-5 days to arrive).
② By airfreight (It takes about 3~7 days to arrive) .
③ By sea shipment (It takes about 35 days to arrive).
Delivery Time: 3-5 days for samples, 8-20 days for mass production, depend on the QTY.


1. Question: Can you accept OEM and ODM services for customized battery packs?
A: Yes, we can produce customized battery packs according to each customer's requirements. Such as battery cell brand, capacity, voltage, discharge performance, battery shape, battery size, connector, shell and packaging, all can be customized.

2. Q: Will you inspect the battery?
A: Yes, we will conduct a full inspection of the battery,


3. Q: What is your warranty?
Answer: We provide a 2-year warranty for all battery packs. All Guanyu products are insured by the third party PICC PROPERTY AND CASUALTY COMPANY LIMITED. Guarantee the best service

4. Q: What is your minimum order quantity?
Answer: According to the customer's situation, the general minimum order quantity is 1000 pieces.


5. Q. How long does it take to make a sample?
Answer: It depends on the order quantity. Usually the delivery date of samples: 1-3 days, mass production: 5-15 days,



Lithium battery 26650 3.7V 5000mAh Medical equipment battery Flashlight lithium battery

Contact Details
Shenzhen guanyu new energy technology co., ltd

Contact Person: sale

Tel: +8615013633680

Send your inquiry directly to us (0 / 3000)