Charging Li-ion 18650 battery for diving flashlight

Rechargeable 18650 Battery Lithium Ion Battery for  Diving dedicated flashlight -HYGNApplication:                          flashlight Product classification:          Cylindrical rechargeable lithium ion batteryModel nam

Featured Products

Rechargeable 18650 Battery Lithium Ion Battery for  Diving dedicated flashlight -HYGN

Application:                          flashlight 
Product classification:          Cylindrical rechargeable lithium ion battery
Model name:                       HYGN-18650


Recharge Lithium Ion 18650 Battery for Diving Dedicated Flashlight


1.lithium ion rechargeable battery 18650 
2.Capacity: 2200mAh or more 
3.Voltage: 3.7V 
4.OEM & ODM welcomed

Features and Benefits

  • High quality 3.7 V Li-Ion rechargeable battery pack
  • Made of 1 2200mAh cylindrical 18650 cells with PCB for full protection
  • Light weight and higher energy density than any rechargeable battery
  • No memory effect and rechargeable
  • Longer storage life than NiMH battery
  • Built-in IC chip will prevent battery pack from over charge and over discharge and prolongs battery life
  • Perfect for building 3.7V battery pack for bike lighting, RC toy (cars and airplanes), robots, cameras, DVD external battery.
  • Recommend  Smart Li-Ion Battery Charger to charge the battery pack (With charging volatge set at 4.2V on the charger)
  • 3.5A Current limited Round PCB
  •  24AWG Connector Wires
  • Other battery capacity available: 2200mAh,2400mAh. 2600mAh, 2800mAh, 3000mAh.3200mAh

Technical Specs


Dimensions69mm Height x 19mm Diameter
Max. charge current3 A
Discharge current3.5A
Cut off voltage

Over-Charge Protection: 4.28V
Over-DisCharge Protection: 2.8V



  • CAUTION: when working with Li-ion cells, they are very sensitive to charging characteristics and may explode if mis-handled.
  • User should have enough knowledge on Li-Ion rechargeable batteries in charging, discharging and assembly before use.
  • We are not responsible for any damage caused by misuse or mishandling of these Li-Ion batteries
  • Strongly suggest that you use our smart Li-Ion battery charger to recharge the battery pack
  • Never use conventional DC adapter to charge the battery module) We are NOT responsible for any damage that is caused by the misuse of the Li-Ion Battery
  • Please don't make parallel connection with more than two modules to avoid uneven charge.


2.Payment Policy:

1.  T/T to company account (large amount)

2.  Western Union (100-3000USD); 


3.Shipping Policy:

1.  Samples checking: sending by Express (DHL / UPS / FEDEX / TNT)

2.  Bulk production: sending out by cargo shipping / air freight / Express

Recharge Lithium Ion 18650 Battery for Diving Dedicated Flashlight

Recharge Lithium Ion 18650 Battery for Diving Dedicated Flashlight

Q1:  What's inquiry reply time?

A1:   We will reply your inquiry as soon as possible within 6 hours (maybe big time difference between us).


Q2: What's certificate?

A2:   We have MSDS,UN38.3,CE,CB etc certificate offered


Q3:   What's warranty?

A3:    For the  batteries, we have 2 years warranty. If any quality problems on our side occured during this warranty period,
we will replace them at our cost (including the shipping cost).


Q4: What's price?

A4:   We provide reasonable price and recommend suitable batteries to our customers.


Q5:  What's delivery time?

A5:   We give 7~15 days delivery time  for formal battery orders.


Q6:  What's MOQ?

A6:  We can accept small MOQ at the beginning to help customer enter into market firstly.


Q7:  What's service?

A7:  Our policy is to provide more faster & safer & easier service for our customers.

       We can provide Technical Support.

       We can accept TT, Western Union,etc. .

       We can provide others service etc. .


Q8:  What's marketing supports?

A8:   We are willing to help you do the marketing together.

        We can provide different free products, and we can also support you do some attractive suitable loca
l advertisement.

5 18650battery cycle testing

.Recharge Lithium Ion 18650 Battery for Diving Dedicated Flashlight

Recharge Lithium Ion 18650 Battery for Diving Dedicated Flashlight



Contact us

Please feel free to give your inquiry in the form below We will reply you in 24 hours