60cm 8G 3D Holographic Projection Advertising Machine Naked Eye 3D Holographic Projection Fan for Commercial Shop Sign Bar Party 100‑240V UK Plug Item Type: Holographic LED Fan Material: ABS, Aluminum Alloy Frequency: 50, 60Hz Power: 72W Remote Control Battery: CR2025 button cell 150mAh (included) Resolution: 1600 x 720 Number of LEDs: 720 Brightness: 2200cd/m ² Content Replacement Method: Mobile app, PC software Supported Formats: Mp4, avi, rmvb, jpg, etc. Storage Method: Built in storage of 8G Remote OTA Upgrade: Supported Multiple Device Splicing: Support Timed Playback: Supported Real Time Screen Projection: Supported Bluetooth Sound Output: Supported Long Distance Synchronization: Supported Memory Card Content Copying: Supported 3D Content Production: Support Weight: Approx. 1500 g / 52.9 oz