1. Product parameters Maximum resolution: 1920 X 1080 Light source: LED Focus: Manual Imaging technology: TFT LCD Projection ratio: 1.5: 1 Screen ratio: 16: 9 2. Package Content: 1 X projector 1 X remote 1 X power cord 1 X AV cable 3. Note: 1)In order to extend the lifetime of this projector and protect your eyesight, we recommend that you stop the projector after 3-4 hours and take a break. 2)If the remote control is not used for a long time, please remove the battery to avoid battery leakage and protect the remote control from corrosion.