Rechargeable 18650 battery pack 7.4v 9000mAh for LED light

Rechargeable 18650 battery pack 7.4v 9000mAh for LED light
Product Description
Item
Parameters
Remark
Rated Capacity
Typical
9000mAh
standard discharge(0.2C)
after standard charge
Minimum
8800mAh
Alternating
Internal Resistance
≤70mΩ
Nominal Voltage
7.4V
mean operation voltage
Voltage at end of Discharge
6.0V
discharge cut-off voltage
Charging at end of Voltage
8.4V
Standard Charge
Constant Current 0.2C Constant
Voltage 5.5V 0.02C cut-off
charge time:Approx 6.0h
Standard Discharge
Constant Current 0.2C end Voltage 5.5V
Fast Charge
Constant Current 1C Constant
Voltage 8.4V 0.02C5A cut-off
charge time:Approx 2.5h
Fast Discharge
Constant Current 1C end Voltage 5.5V
Cycle Characteristic
500 times(80%DOD)
the residual capacity is no less
than 80% of rated capacity at 1C rate.
Maximum Continuous
Discharge Current
1C
pulse discharge current: 2 C
Operation Temperature Range
Charge:0~55℃
Discharge:-20~60℃
60±25%R.H. bare battery
Storage Temperature Range
Less than 1 year:-20~25℃
Less than 3 months:-20~45℃
60±25%R.H. at the shipment
Product Picture
Our Services
1. We supply 100% Genuine New Battery;
2. Small quantity orders acceptable;
3. We will suggest the most suitable shipping way for you and inform you the cost advance;
4. We have larger stocks and dependable carries this support us can make a very prompt shipping;
5. We accept pay via T/T, Paypal, Western Union;
6. Price could be negotiated for more and large quantity;
7. Your enquiry will be quickly responded, we will choose the most suitable products and quote the most competitive price for you.
Related ProductWe also have these product in our company, more quantity has better price, I will check the best for you. if you need just contact me.
Packaging & Shipping
Packing Details:
Packing for each item. Standard weight and outer package for all shipping method.
Delivery Details:
* Within 2-3 days after receiving payment(based on actual quantity)
* DHL/FedEx/UPS fast express
* Air Shipping/ Sea Shipping. All accepted.
* Tracking NO. will be sent to you after delivery, and we will track the goods for you until you receive all of them.
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Company Information
FAQ
1,Q: What's the main product in GEB?
A: Rechargeable battery. Li-ion, Lipo battery and power battery pack.
2,Q: What is overcharge?
A: After charge, tested the batteries' initial state and capacity. Charge to 10.0V at 3C current, then charge to 0.01C at CV mode. Observe changes in battery appearance.
3,Q: What is over discharge?
A: After charge, test the batteries' initial state. When the batteries are normal, discharge to 0V at 0.5C. Observe changes in battery appearance
4. Q: Can I have a sample order?
A: Yes, we accept sample order to test and check quality. Batteries can be made as require.
5. Q: Do you have MOQ limit?
A: Yes, we have MOQ limit for mass production, but it depends on battery model. Please contact us for details.
6. Q: How about the lead time?
A: Samples will takes 5-7 business days. Mass production will takes 25-30 days. It depends on quantity.
7. Q: How about shipping and delivery time?
A: Generally, battery will be shipped via Express, such as DHL, TNT, FedEx and UPS, delivery time is 3-5 business days. Or DDP service, delivery time is 11-15 business days. Airline and sea shipping also available.
8. Q: What about after-sale service?
A: We will offer you 1 year guarantee. If there are any problems, please inform us, we will offer you positive solutions.
Warnings:
Do not submerge the battery in the water.
Do not mix fresh batteries with used batteries.
Do not mix batteries with metal stuff together.
Do not insert batteries with the (+) and (-) reversed.
Do not use Efest batteries with defective E-cig mods.
Do not disassemble, dispose in fire, heat or short circuit.
Do not put the battery in a charger or equipment with wrong terminals connected.