Product Details
7.4V Lithium Ion Cylindrical Battery LIR18650-2S 7.4V 2200mAh for
Flashlight
Features for 7.4V Lithium Ion Cylindrical Battery LIR18650-2S 7.4V
2200mAh for Flashlight
- Long cycle life, more than 500 charge and discharge cycles ( 80%
capacity remained ).
- Minimal self-discharge, less than 10% monthly when the battery
storage.
- Wide temperature range, operation from :-20°C~+60°C
- Be charged & discharged at anytime because of non-memory
performance
- Environmentally compatible passed Reach and Rohs
- High level of safety, vision Lithium ion batteries catch no fire
and cause no explosion in breaking experiment, with acupuncture,
smash, drop, and so on.
Application for 7.4V Lithium Ion Cylindrical Battery LIR18650-2S
7.4V 2200mAh for Flashlight
- Telecommunications equipment: cellular phone, notebook, blue-tooth
earphone.
- Video Devices: digital camera, portable DVD, portable
television,portable ESS
- Portable Devices: GPS, PDA, E-book, PMP, PSP, portable medical
device
- Illuminate Devices:flash lighting miner lamp, searchlight.
- Toys: electrical toys, RC models
Specification for 7.4V Lithium Ion Cylindrical Battery LIR18650-2S
7.4V 2200mAh for Flashlight
No. | Item | Rated Performance | Remark |
1 | Rated Capacity | Typical | 2200mAh | Standard discharge(0.2C C5A) after Standard charge |
Minimum | 2150mAh |
2 | Nominal Voltage | 7.4V | Mean Operation Voltage During Standard Discharge After Standard
Charge |
3 | Voltage at end of Discharge | 6.0V | Discharge Cut-off Voltage |
4 | Charging Voltage | 8.4±0.03V | |
5 | AC (1KHz) Impedance New Cell Max.(mW) | ≤80mΩ | The measure must be uses the new batteries that within one week
after shipment and cycles less than 5 times |
6 | Standard charge | Constant Current 0.5C5A Constant Voltage 8.4V 0.01 C5A cut-off | Charge time : Approx 4.0h |
7 | Standard discharge | Constant current 0.2 C5A end voltage 6.0V | |
8 | Fast charge | Constant Current 1C5A Constant Voltage 8.4V 0.01 C5A cut-off | Charge time : Approx 2.5h |
9 | Fast discharge | Constant current 1 C5A end voltage 6.0V | |
10 | Maximum Continuous Charge Current | 1 C5A | |
11 | Maximum Continuous Discharge Current | 1.5 C5A | |
12 | Operation Temperature Range | Charge: 0~45℃ | 60±25%R.H. Bare Cell |
Discharge: -20~60℃ |
13 | Storage Temperature Range | Less than 1 year: -20~25℃ | 60±25%R.H. at the shipment state |
less than 3 months: -20~40℃ |
14 | Weight | Approx 95±1 g | Pack |
15 | Cell Dimension | Diameter:18.3±0.2mm | Initial Dimension |
Height:64.5±0.5mm |
Pictures for 7.4V Lithium Ion Cylindrical Battery LIR18650-2S 7.4V
2200mAh for Flashlight



Package Picture


About TAC BATTERY
We have been manufacturing rechargeable batteries and
non-rechargeabel battery, including NI-MH battery, li ion battery,
lithium polymer battery, LiFePo4 battery, ER, CR since 2003s. At
that time, Vcell Power started with only 100 workers, we only serve
clients in China. During nearly 16 years development, now we have
already been one of the leader battery manufacturers in China, with
more than 3000 skilled workers and two factories located in
Guangzhou, Zhuhai, Shenzhen, Henan
Factory Production Line

Company Profile
Guang Zhou Sunland New Energy Technology Co., Ltd.
Guangzhou Sunland New Energy Technology Co., Ltd. (Sunland Power) is a senior professional service provider of
battery application. Aiming at serving industrial users, it is
dedicated to providing industrial users with optimized battery
supporting solutions and safe, environmental friendly and
cost-effective battery products.
It has a R & D, engineering and management team with more than
10 years of industry experience
From upstream to downstream, the battery industry has the advantage
of vertical integration
Specializing in batteries, battery packs, battery management
systems and energy solutions
The products are widely used in medical devices, coal mine
security, electronic appliances, power supply and standby energy
storage system. For example, the power supply system of electric
bicycle; Solar energy storage power supply system, UPS backup power
supply system. At the same time, it is also an ideal choice for
vehicle starting power supply, military painting and other fields.
We provide professional design and customization services according
to the special needs of customers.