Thank you for viewing! Acer C250i Mobile Projector Unused The box has been opened once, but the main unit has never been used. All accessories, instructions, etc. are in the same condition as when purchased. To protect against water damage, it will be placed in a bag, wrapped in bubble wrap, and then shipped in a cardboard box. The auto-portrait mode allows you to project the vertical display of your smartphone as is. Multi-angle projection allows projection from any 360-degree angle. Walls and ceilings quickly become screens. It supports wireless connection with smartphones, as well as HDMI and USB connections. ◆ Usage: Home (for home use) ◆ Panel Type: DLP ◆ Light Source: LED light source ◆ Type: Portable ◆ Maximum Brightness: 300 lumens ◆ Contrast Ratio: 5000:1 ◆ Aspect Ratio*1: 16:9 ◆ Panel Pixel Count: 1920x1080 ◆ Panel Size: 0.23 inches ◆ Supported Resolution Standards: SVGA ~ Full HD ◆ Maximum Display Colors: 16.7 million colors ◆ Noise Level: 28 dB ◆ Wi-Fi: ○ ◆ Bluetooth: ○ ◆ Battery: ○ ◆ Built-in Speaker: ○ ◆ SD Card Slot: microSD card slot ◆ Keystone Correction: Vertical (automatic/manual) / Horizontal (manual) ◆ HDMI Port: ○ ◆ USB: ○ ◆ Weight: 0.775 kg ◆ 40-inch wide: 1.07 m ◆ 60-inch wide: 1.6 m ◆ 80-inch wide: 2.15 m ◆ 100-inch wide: 2.67 m