OEM factory 18650 3100mAh 40A rechargeable lithium battery EFAN 18650 3.7v battery with plastic case
Brand Name: EFAN
Model Number: 18650 3100mAh 40A
Battery Capacity(mAh): 3100
weight: 65g/pc, 60g/pc
Place of Origin: Guangdong, China
Continuous discharge: 25A
Fast Charge: 4.2V
Max dicharge: 40A
Internal resistance: 22-25mΩ
In stock: YES
Supply Ability: 1000000 Piece/Pieces per Week rechargeable 18650 battery
Packaging & Delivery
Packaging Details: EFAN gift box
|Item||Condition / Note||Specification|
|Capacity||Std. charge / discharge||3100mAh|
|Nominal Voltage||Average of Std. Discharge||3.70V|
|Standard Charge||Constant current||1550mA|
|End current(Cut off)||50mA|
|Fast Charge||Constant current||4000mA|
|Constant voltage||4.20V± 0.05V|
|End current(Cut off)||100mA|
|Max. Charge Voltage||4.20V|
|Max. Charge Current||4000mA|
|Standard Discharge||Constant current||500mA|
|End voltage(Cut off)||2.5V|
|Max. Discharge Current|
|Operating Temperature||Charge||0 ~ 50°C|
|Storage Temperature||1 month||-20 ~ 60°C|
|3 months||-20 ~45°C|
|1 year||-20 ~ 20°C|
|Dimension||(D)18.2 + 0.2/-0.3 mm|
|(H) 65.15 ± 0.2 mm|
18650 Batteries Usage: Flashlights, E-cigs & Vaping Mods, Power Tools, Solar lighting, emergency lighting, cordless phone, walkie talkie, blue tooth, etc.
Packaging & Shipping
Packing: Paper Box package / colorful paper box / plastic gift box / EVA zipper box / Silicone case of Efan 18650 IMR Battery
Shipping: Usually we will provide Door To Door servive that have cooperate with UPS, DHL, FEDEX, TNT etc all year round, and guarantee the shipping price that we offer to you is the most favorable price among so many suppliers in China.
By Air or By Vessel through your forwarder is acceptable. if you have no forwader in China, we can find you cost-effective forwader for your reference if you needs.
Yifang was first established in 2009 with our main focus on chargers and Li-ion rechargeable batteries including LiMn ( IMR), Nickel Metal Hydride (Ni-MH) and LiFePO4 batteries currently in use for many different applications today including Flashlights, E-cigs & Vaping Mods, Power Tools, Solar lighting, emergency lighting, cordless phone, walkie talkie, blue tooth, etc.
Efan Office show
1. 24hours' customer service
2. Free samples can be provided for you to test first
3. Small order welcome
4. Fast Lead time(samples within 1-2working days), decent order within 3-5working days after deposit or full payment.
5. Our QC department will check each Lithium ion battery one by one before shipment, 100% high quality guaranteed
6. Excellent after-sales service, if there is any quality problem, please contact us, free battery will be offered for each defective battery
7. Your customized brand for battery is welcome
Q1: Are you factory?
A1: Yes, Our Efan factory establish in 2009, we focus on battery area, is a high-tech battery enterprise deal in develop, produce and sales
Q2: What certificates do you have?
A2: Our 18650 batteries are with CE, RoHS, SGS, CNAS, MSDS and UN38.3 certificated
Q3: Can i get samples to test first before place an order?
A3: Yes, free samples can be provided for you
Q4: What is the MOQ?
A4: For our Efan battery, the MOQ is 20pcs, small order is welcome too
Q5: Which payment ways are available?
A5: Efan payment terms are T/T, Western union, Paypal, trade assurance (accept 30%deposit payment in advance, balance 70% payment before shipment)
Q6: What is the lead time?
A6: For samples, delivery within 1-2working days
For bulk order, 3-5working days after deposit payment is confirmed
Q7: What's your quality warranty after sales?
A7: Our QC department will check each battery one by one before shipment, 100% high quality guaranteed
And Efan as a 10years' dependable battery brand, if there is any problem on quality, we will provide you free battery replacement for each defective battery