You do not need a special back cover to use this battery This package is specifically designed for LG Spirit ,Model H422 as we stated in our listing.
There are many LG Spirit in the market, they all use different batteries.
If you do not have LG Spirit H422, this package is not for you.
====================================================================== 1)Universal Charger:
This is an universal charger, the top panel could be slided and the metal contact pins are also moveable.
* To Charge the battery for LG Spirit ,allow the 2 metal pins on the charger to touch the 1st and the 3rd contacts of battery.
* For other batteries, it's not necessarily to be the 1st and 3rd though, please refer to the user manual.
* You should see the LED light turn blue on the charger, that means the contacts has been firmly connected.
* Now you could plug in the charger with the battery into a power socket.
* The LED Light will turn Red when charging the battery, turn blue to indicate the battery is fully charged.
2)High Capacity 2270mAh Rechargeable Li_ion Battery:
* Brand: AceSoft.
* Battery Capacity:2270 mAh.
* Voltage: 3.7V.
* Best Replacement for the original battery with comparable standby and talk time .
* Our battery is sent out with little or no power, so please charge it for about 6 - 12 hours before using.
* Keep an extra battery on hand for extend standby and talk times. 3)USB Data Sync Charging Cable(1M / 3 Feet):
* New generic 2 in 1 Data/Charging USB Cable.
* Charging your Cell phone by connecting this charging cable to our Wall charger.
4)Screen Touch Pen
* Soft touch tip material prevents scratching to.the screen very smooth tip
suitable for drawing,jotting notes,playing games and navigating on your device.
* Lightweight copper body
1.Smooth Movement.
2. Lightweight body (5g)
3.Finger Pressure

• "Authorized AceSoft Dealer"
• * Package includes : AceSoft 2270 mAh Rechargeable Li_ion Battery X 2.
• Universal Charger X 1,Screen Touch Pen X 1. USB Cable X 1
• Compatible With:LG Spirit H422
• Accessory only, cell phone not included.

"Authorized AceSoft Dealer"AceSoft