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China factory shenzhen OEM battery power pack 2000mah battery 2s1p pack for LED Light,Solar Lamp

Name: China factory shenzhen OEM battery power pack 2000mah battery 2s1p pack for LED Light,Solar Lamp
Brand: DELONG
Price: Negotiable

FOB Price

Negotiable / Piece

1 Piece(Min.Order)

Supply Ability 10000 Piece / Pieces per Month
Port shenzhen
Payment Terms:T/T Credit Card

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Product Details

Place of Origin:	China	Brand Name:	DELONG	Model Number:	del-7420
Type:	Li-Ion	Nominal Voltage:	Other, 7.4v/as your requirement	Size:	Other, 18.537.566.5mm/18.518.5131.5mm
Nominal Capacity:	2000mah/as your requirement

Product Description

China factory shenzhen OEM battery power pack 2000mah battery 2s1p pack for LED Light,Solar Lamp

1. High capacity long cycle life ev Li-ion Battery 7.4V 18650 battery pack

2. High quality battery

3. Higher energy density and lower weight than other types of rechargeable batteries
4. Manufactured under ISO9001 to assure quality
5. Internal PCB protects against under and over charging - low voltage 2.8V, high
voltage 4.2V
6. Qyantity contral: one by one testing before shippment
7. High capacity, long work time and cycle lifespan

8. Tags, plugs, connectors PCM/PCB are available

9. OEM and ODM orders are welcome

10. Application: laptop, camera, electric appliances, sound equipment, protable power devices, emergency lights, torch etc

Item	Standard	Test Method
Discharge Characteristics	Discharge Time: (A) 0.2C₅A≥5h, (B) 1C₅A≥51min	After standard charged, rest for 30min and then discharge at 0.2C₅A and 1C₅A to the discharge cut-off voltage respectively. Charge/discharge cycle can be conducted for 5 times before meeting the Standards(the same below).
Normal Storage	Discharge Time≥4.25h	Store for 28 days after standard charged, and then discharge at 0.2C₅A to the discharge cut-off voltage.
Cycle Life	Cycles≥300	Standard charged, then conduct 0.5C₅A /1 C₅A cycle untill the discharge time less than 45min for two continous cycles.
Long Time Storage	Discharge Time≥4h	Standard charged, Discharge to the state of 50% capacity. Store for 12 months at room temperature. Conduct 0.2 C₅A /0.2 C₅A cycle for 5 times before meeting the standard.

Notes:

1. Do not immerse the battery in water or seawater, and keep the battery in a cool dry surrounding if it stands by.

2.Do not use or leave the battery near a heat source as fire or heater.

3.Use the battery charger specifically for that purpose when recharging.

4.The battery only can be soldered on the Al/Ni composite strip of the bottom.

5.Do not reverse the position and negative terminals.

6.Do not connect the battery to an electrical outlet.

7.Do not discard the battery in fire or a heater.

8.Do not short-circuit the battery by directly connecting the positive and negative terminals with metal objects.

9.Do not transport or store the battery together with metal objects such as hairpins, necklaces, etc.

10.Do not strike, trample or throw the battery.

11.Do not directly solder the battery and pierce the battery with a nail or other sharp objects.

12.Do not use or leave the battery at high temperature (for example, at strong direct sunlight or in a vehicle in extremely hot weather). Otherwise, it can overheat or fire or its performance will be degenerate and its service life will be decreased.

13.Do not use the battery in a location where static electricity and magnetic field is great, otherwise, the safety devices may be damaged, causing hidden trouble of safety.

14.If the battery leaks, and the electrolyte get into the eyes, do not rub the eyes, instead, rinse the eyes with clean water, and immediately seek medical attention. Otherwise, it may injure eyes.

15.If the battery gives off an odor, generates heat, becomes discolored or deformed, or in any way appear abnormal during use, recharging or storage, immediately remove it from the device or battery charger and stop using it.

16.In case the battery terminals are dirty, clean the terminals with a dry cloth before use. Otherwise performance may occur due to the poor connection with the instrument.

17.Be aware discarded batteries may cause fire or explosion, tape the battery terminals to insulate them

Contact Us

Shenzhen Delong Energy Technology Co., Ltd.: Contact nameYijuan Zhu; Phone0086-0755-61186759-607; AddressA building ,LongQuan Industrial Zone ,DaLang street ,LongHua district ,ShenZhen,China Shenzhen,Guangdong

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China factory shenzhen OEM battery power pack 2000mah battery 2s1p pack for LED Light,Solar Lamp

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