3 in 1 Black White Gray Balance Card / Digital Gray Card with Strap, Works with Any Digital Camera, File Form: RAW and JPEG, Size: 8.7cm x 5.5cm Tag-LCD Screen Scope of use: for all

Scope of use: for all mobile phones

Power: 4 ohms 3 watts

people who live alone

1" and is supplied with a Rubber Pad/ Wedge Insert for clamping onto flat surfaces

Built-in 4500mAh lithium battery

3 in 1 Black White Gray Balance Card / Digital Gray Card with Strap, Works with Any Digital Camera, File Form: RAW and JPEG, Size: 8.7cm x 5.5cm Tag-LCD Screen Scope of use: for all1. The Digital Gray Card and White Balance Tools are ideal for helping achieve white balance and color correction. 2. In addition to providing a means for measuring exposure, a gray card provides a convenient reference for white balance, or color balance, allowing the camera to compensate for the illuminant color in a scene. In other words the Digital Color Card is an excellent addition to any studio because it allows to you to create sharp images