Neewer® Micro USB Port Wireless Remote Control Battery Grip + 2pcs Replacement Battery for Sony FW50 + 4 In 1 Battery Charger Kit with US/EU/UK Plug and Car Adapter for Sony A6000

When the camera battery is low, you could use the extra battery power source charge the batteried in the grip.
Connecting to the power, charge pilot red is charging. When charge pilot turn green,the charge end, please stop charging the battery by pulling out the extra power source.
When charging, please make sure that the grip pulled out from the camera,and no shooting while charging, that could damage the grip or camera.

Charge Voltage:5V
Charge Time: 4.5H for each battery
Type:Battery Grip Replacement for Sony NP-FW50

Replacement Battery FW50:
Never run out of battery power when you're just about to capture the perfect moment!
Extra power for your digital video camera/ camcorder.
High capacity / rechargeable Li Ion Battery with premium cell.
Best replacement for the original Sony SG-DVBT008-FW50 battery.
Compatible with Sony Battery Grip VG-C1EM VG-C2EM, Sony Alpha 7, a7, Alpha 7R, a7R, Alpha 7S, a7S, Alpha a3000, Alpha a5000, Alpha a6000, NEX-3, NEX-3N, NEX-5, NEX-5N, NEX-5R, NEX-5T, NEX-6, NEX-7, NEX-C3, NEX-F3, SLT-A33, SLT-A35, SLT- A37, SLT-A55V, Cyber-shot DSC-RX10, NEX3C, NEX5C, CX100E, CX500E, CX520E
Voltage: 7.2v
Capacity:1080mAh

4 In 1 Charger:
Complete charging solution for digital video batteries.
High quality battery charger is a handy companion for digital shooting.
Smart LED indicator shows charging status.

Specifications:
Input: AC 100V-240V 50/60Hz; DC 12V-24V (car adapter)
Output: DC 8.4V 600mA
Plug: US/EU/UK
Car Charger: YES

Package Contents:
1 * Battery Grip for Sony A6000
1 * Grip Holder
1 * Remote Control
1 * Connect Cable
1 * Camera Grip Connector
1 * Charger Mount
1 * Car Adapter
1 * FW50 Charger Adapter
1 * US Plug
1 * UK Plug
1 * EU Plug
2 * Replacement Battery for FW50