Original Sony BST-39 BST39 Battery for 

Package contain:

1pcs/2pcs Sony battery BST-39 (3.0-4.2V 920mAH )

1pcs Universal Mobile Battery Charger

Features:

1.Intelligent dedicated battery charger with USB output.
2.When the battery is fully charged,automatically stop charging.
3.Safety cut out circuit,Built-in protection circuit prevents overcharging.
4.Constant current,constant voltage charging,automatic identification.
5.The high-quality LCD screen indicates connection and full charge.
6.Also convenient to interchange your spare batteries.

Description:
1.Short circuit and overload protection.
2.This Charger Just Fit For The Battery (32mm<=width<=55mm).
3.Suit For many more rechargeable lithium-ion batteries under 4.7 volts.

Specifications:
Color: Black
Material: Plastic
Size: 84.5x52x 27mm
Package Size: 100*120*30mm
Type: LCD Screen Battery Charger
USB port: 1
Power Source: A.C. Source
Socket Type: US Plug
Input: AC 100-240V 50/60Hz 150mA
Output: DC 4.2V 600mA
USB Port Output: DC5.2V, 1250mA(USB)