|Model:||DEL-7440||Nominal Voltage:||7.4v Or Other|
|Weight:||About 200g||Battery Type:||18650 Li-ion Cell Or Li-polymer Cell|
|Connector:||Custom Or Red/black Wire||Indicator:||Available|
|Switch:||Available||Case:||Blue PVC Case|
Custom Cylindrical 18650 Li ion Battery Pack 7.4V 4000mAh for Electric Device
|Type||Li-ion battery with PCM|
|Battery Cells||A Grade quality cells|
|Nominal voltage||7.4 volt 2S2P|
|Max continuous charge/discharge current||adjustable|
|Charger Included||charger:US plug/EU plug/UK plug|
|Protection||2S PCM,over-charge/discharge protection, over-heat protection|
|Recharge cycle||More than 500 times|
|Key word||7.4v battery|
|Standard Charge Time||Around 1hour|
|Dimension||as your requirement|
|Operating temperature||-20 °C to 60 °C
|Charge temperature||-0 °C to 45 °C|
|Storage temperature||-20 °C to 45 °C|
|Operating humidity||5% to 90%,non-condensing|
|Applications||Led light, spot light, flashlight, portable DVD, Speaker, power bank, clock, Medical device, industory equipment,traffic indicator light, cameras, DV, toys, GPS, Cameras, interphone, alarm system, Pos machine,communicate equipement, IC terminal, eletric lock, wireless dishes ordering set, etc.|
EU type 8.4v Charger
UK type 8.4v Charger
US type 8.4v Charger
1. Do not throw battery into water or make it wet;
2. Keep the battery away from heat source(like fire or heater)
3. Do not throw the battery into fire or heat the battery;
4. Forbid to hammer to trample the battery;
5. Forbid disassembling the battery in anyway
1. We will ship the products within 15 workdays after receipt of payment.
2. We can ship to you by UPS/FEDEX/DHL and so on. Other shipping terms can also be arranged according to specific requirements.
3. We are not responsible for any accidents, delays or other issues that are the responsiblility of the shipping service.
1. We accept T/T , PAYPAL , Western Union and so on.
2. If you prefer other payment terms,please contact us in advance.
1. Q: Can i get some samples for test?
A : Of course, the sample is available for test.
2. Q: Can i produce the battery pack whatever i asked for ?
A: Yes, we can customize the battery pack according to your requirement.
3. Q: The capacity of battery pack is real,right?
A: Yes, all of our products are used by the A grade 18650 cell which has the real capacity, if need, we can also use the samsung 18650 cells to customize the battery pack.
4. Q: Can we use the lithium polymer cell to customize the battery pack?
A: Of course yes. Tell me your special requirement, such as the dimension, continue current, weight, charging time, and so on, we will design the battery which can be best suitable for your project.
Good quality and price cylindrical 18650 lithium ion battery for digital products, medical equipments/devices, solar lantern, solar lamp, solar street light, electric tools, electric bike, electric scooter, electric vehicle, energy storage system, UPS, backup power system etc