This external charger is charging DELL LATITUDE E6420 T54FJ STUDIO 1535 batteries and those  compatible with following part No.:

This Latitude E6420 battery is compatible with following part No.: Dell 04NW9 05G67C 312-1163 312-1311 451-11694 8858X 8P3YX 911MD HCJWT KJ321 M5Y0X P8TC7 P9TJ0 PRRRF T54F3 T54FJ YKF0M

This Latitude E6420 battery is compatible with following models: Dell Latitude E5420 Latitude E5420 ATG Latitude E5420m Latitude E5430 Latitude E5520 Latitude E5520m Latitude E5530 Latitude E6120 Latitude E6420 Latitude E6420 ATG Latitude E6420 XFR Latitude E6430 Latitude E6430 ATG Latitude E6520 Latitude E6530 Vostro 3460 Vostro 3560

This Studio 1535 battery is compatible with following part No.: Dell 312-0701 312-0702 A2990667 KM958 KM965 MT264 WU946

This Studio 1535 battery is compatible with following models: Dell Studio 1535 Studio 1536 Studio 1537 Studio 1555 Studio 1557 Studio 1558 Studio PP33L Studio PP39L

Technical Details

• Input: 100-240V, 50/60Hz
• Charger for 10.8V and 11.1V Laptop Battery Interface: 9 pin Color: Black
• Output Voltage: 20V / 2.5A
• Condition: Brand New
• 6 months limited warranty

• GOODSAVERSNET External Laptop Battery Charger allows you to charge your laptop battery outside of your computer. You can simply plug directly into your battery connector to charge your battery anytime, anywhere. Most laptop batteries require about 4 hours to charge completely, but the time can vary depend battery capacity. Charging an extra laptop battery to take with you will let you have peace of mind to work twice as long as you want to.
• The following information will help to ensure that you get the right unit and this GOODSAVERSNET External Laptop Battery Charger will only fit your 10.8V or 11.1V Laptop Battery. Buy This to ensure quality products!  6 months warranty

A set of the product includes: a charger, a connecting wire, and AC POWER CORD. 

Basic Parameters 
Model No.: GOODSAVERSNET
Dimensions: 128*51.5*33 mm 
Color: black 
Weight: 200g 
Input Voltage: AC 100~240V 
Maximum output power: 40W 
Standby power consumption: <1W 
Output voltage: DC 7.2~14.8V 
Maximum output current: 2.5A   
Warranty: 6 MONTH 
Length of charging time: 6 hours MAX(Different charging time for batteries of different capacity) 
Safety Standard: CE standard (UL, CB, GS, T-Mark etc. )

Charging Instruction 
1. Normal Working Condition: 
Four charging lights(GREEN LED LIGHT) and the power light (RED LED LIGHT) go on after switching on.  
The charger acquires the battery information from the battery protective plate, and then starts charging.

Charging LED STATUS Capacity Percentage
All the four LEDs blink circularly    < 100%
All the four LEDs are on                =100%

2. Activate Charging Condition: 
The four charging lights blink synchronously after switching on. It might be the charger is not connected well with the battery. Users should check and confirm the device is connected correctly. 
One minute later, if the charger enters normal working condition, it means the battery has been activated. 
One minute later, if the four charging lights still blink synchronously, it means the battery has been damaged and can not be repaired.   
 
Cautions:

 
1. To avoid explosion and danger, damaged batteries and leaking batteries are not allowed.  
2. This product is good for indoors. Do not expose and use it in outdoors. 
3. Do not drop or put something heavy on it. Children are not allowed to use the product without adults. 
4. The operation temperature must be 0~40 C

5. Do not keep the product under the direct rays, beside the hot devices or in other hot environment.  
6. Do not disassemble or assemble the product.

7. When charger is charging battery. use fan to ventilate the cool air and reduce the heat generated by charger.

PLEASE NOTICE:

To make sure this charger can fit and charge your battery.

Please send us the laptop models and part numbers AFTER ordering 

THE PHOTOS FOR THE REFERENCE TO SHOW HOW TO CONNECT AND CHARGE BATTERY.

THIS KIT DOES NOT  INCLUDE  GENUINE DELL T54FJ BATTERY.