Laptop Battery for Dell Inspiron 14 (3421) 14R (5421) 15 (3521) 15R (5521) 17 (3721) 17R(5721) Vostro 2421 2521 312-1390 4DMNG

Specifications

Laptop Battery
OEM/OBM/ODM services
24months Warrenty
CE FCC ROHS GS TUV CB SAA
Fast shipping

            Laptop Battery for Dell Inspiron 14 (3421) 14R (5421) 15 (3521) 15R (5521) 17 (3721) 17R(5721) Vostro 2421 2521 312-1390 4DMNG

 

 

  Battery Type :     li-ion
  Voltage : 11.1V
  Capacity : 4400mAh
  Color :     Black
  Dimension :   276*52*28 mm
  Product Type :     Replacement battery
  Condition :     Brand new
  Weight :     380g
  P/N :     BEE012506
  Warranty :     One year

 

* Over-charge protection

 

 

* Over-discharge protection
* Over-heat protection
* Over-current protection
* Short-circuit protection
* High capacity circulatory function
* Low Power Consumption IC Design
* No Memory Effect
* High Charge current
* Controller IC monitors each cell voltage and prevents the cells to overcharge or over discharge and prevent over current
* The wire connected to the protection board and cell is Telfon wire (200 Celcius 300V)
* Use temperature protection NTC. Use insulation paper to isolate electrodes. Use fire protection glue paper and silica gel for safety features.

Product Testing Cycles:
Every product pass through; Over-charge testing , Over-discharge testing, Over-heat testing, Over-current testing, Short-circuit testing, charging testing, discharging testing, temperature testing , Voltage precision testing, current precision testing, SMBus data, quiescent current, capacity circulatory testing. Batteries are tested with battery aging equipments and specially developed Laptop Battery testers.

 

 

 

Packing: Brown paper box Carton size: :63x40x27cm  Qty: 50pcs/ctn

 

 

 

 

1) Sample orders are welcomed.
2) OEM/ODM available.All products can be customized.
3) All products have 2 years warranty.If any problems happen,we will assist you with our professional team.

 

 

Payment methods:

 

   You can pay for the order via T/T, Western union,Paypal.For big order,you can 30% deposit in advance and pay balance before delivery.

 

 

 

 

 

Delivery time:
Sample order free in stock,and 5-7 working days for bulk purchase (depends on the quantity) .

 

 

 

Shipping methods:

 

DHL,FEDEX,UPS,TNT,EMS or by sea etc.
You can also choose your own shipping forwarder.