Andoer NP-F970 to NP-FW50 fully coded dummy battery plate is a nice helper for long time shooting.

Features:
NP-F970 to NP-FW50 battery adapter plate.
Fully coded, plug and use directly.
Best power supply way for long time shooting such as time lapse.
With low power indicator.
With both 1/4" screw and hot shoe mount.
Spring cable can be outstretched easily.

Specifications:
Brand: Andoer
Model: NP-F970 to NP-FW50
Item Weight: 119g / 4.2oz
Package Size: 15.5 * 10.2 * 1.8cm / 6.1 * 4 * 0.7"
Package Weight: 145g / 5.1oz

Package List:
1 * Battery Plate with Dummy Battery and 1/4" Screw
1 * Hot Shoe Mount