18650 Cylindrical Li-ion Rechargeable Flashlight Battery 3.6V 3600mAh with PCB Protection Button Top

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Product Overview



Product Description



Protected 18650 3600mAh 3.7V Li-ion Rechargeable battery




Panasonic NCR18650G, made in Japan

Nominal voltage


Nominal capacity

3600mAh (can be customized)

discharge at 0.2C mA

Stanard Charge voltage

4.20V ( Full Charged Voltage )

Standard Charge current


Charge Time(Std.)


Discharge cut-off voltage


PCB Protection trip current

about 6A

Operating environment 

Charging, 0°C ~ 45°C ;  65±20%RH  

Discharging, -20°C~60°C ;  65±20%RH

Cap image

Button top, nipple top, etc.

Heatshrink tube

Black, clear, etc. (OEM)

Cell Weight )

50g max.

Cell Dimension




  1. Use high-end genuine Grade A battery cells directly from Panasonic. Quality guaranteed.
  2. Light weight and high performance from 3pcs of MOSFETs on the PCM.
  3. Built-in protectio safety circuitry:  SEIKO IC Chip (made in Japan),  2pcs or 3pcs of MOSFETs (high performance) 
  4. Gold-coated buttom of PCB for better electrical conductivity.
  5. High Capacity as 3500mAh, very long operating time.
  6. No memory effect
  7. High energy density, low self-discharge
  8. OEM orders are available (customized capacity, logo, cap etc.)
  9. UN38.3, IEC62133, CE, ROHS approved
  10. Applicable to flashlight torch  


Detailed Images

 18650 Battery 3600mAh(2).jpg18650 Battery 3600mAh(3).jpg18650 Battery 3600mAh(4).jpg18650 Battery 3600mAh(5).jpg



Packaging & Shipping

Air: 2-4pcs per small box, and several boxes in one carton. Each carton is less then 10KG according to IATA shipping rules of batteires.

Sea: original packing 

Notice: All products of EVVA will be well packaed with strong paper carton and extra protected materials to ensure safe delivery


Our Services

EVVA can assemble OEM battery pack according to different customized requirement such as logo, PET label, etc.

EVVA will be responsible for replacing the batteries against defects during shipment for 10 days from the date batteires are received by you. Any other problem caused by malfunction of the equipment or mix-use of the batteries is not under this warranty.

Company Information


EVVA prides itself on using only the highest quality cells to make lithium battery packs with advanced equipments and experiencing skills. The company has established strategic relationship with international lithium battery suppliers such as Sanyo, Sony, Panasonic, LG Chem, Samsung SDI, Skme, Moli, BAK, Lishen, ATL, HYB, etc.. 

With over 10-year year experience in the field of Lithiuim-ion battery packs, EVVA strives to provide a quality oriented, technically innovative and responsive service for our customers. All packs are PRC manufactured within a quality standards framework, which make EVVA products highly appraised by customers all over the world

Today, EVVA has implemented automation for part of the production, and millions of EVVA products have been deployed in various customer applications and devices. Thus, more and more customers is benefiting from EVVA's technical capabilities in Li-ion, Li-Polymer, LiFepo4 and other power technologies.




A. Is your battery quality approved?
Q: Yes, we guarantee that all cells we use are quality guaranteed. And we will have full inspection of each cells and grouping them before assembling into battery packs. And all finished battery packs will be under a full inspection before shipment

A: What is the difference on your battery compared with most of other flashlight battery on the market?
Q: We use high-end materials including battery cells and PCM. 

a. Battery cell brands: Panasonic, Sanyo, Samsung, LG Chem, Vappower, etc.

b. Seiko IC on the PCM

c. At least 2pcs of Mosfets on the PCM which can allow higher discharge current. Most of the batteries on the market only have 1pcs of Mosfet.

d. Gold-coated PCM buttom. Most of the batteries on the market have steel PCM buttom. 

e. PET material for the battery wrapper instead of PVC. PVC is hard and cheap and can easily break when dropping to the floor.

A: what is your lead time if I placed an order?
Q: For protected battery pack, we don't prepare stock. So it would take probably 3-5 working days for our factory to process the order including assembling, testing and packaging.

A: What is the payment methods?
Q: We accept T/T wire transfer, trade assurance and paypal. 

A: What is your warranty?
Q: We guarantee the quality before the item is shipped. You can enjoy 30-day free refund, 4-month free replacement, and lifetime maintenance service from the date of delivery. Any damages caused by improper use are not covered by our warranty.

0.0092 s.