The Neewer Camera Battery and Charging Accessory with 45.5cm, 70W, Bi-Color makes camera and production power management easier to work into your everyday setup. Keep your camera gear ready when the shoot runs longer than planned. Designed around real-world camera and production power management, the Neewer Camera Battery and Charging Accessory with 45.5cm, 70W, Bi-Color keeps setup and adjustments approachable. Useful listed details include 45.5cm, 70W, and Bi-Color.