2.4 inch TFT LCD Display Night Vision Photo Video Electronic Cat Eye Doorbell1. 2.4 inch TFT LCD display2. Power supply mode: dry battery (not included)3. 1 million professional security cameras4. Viewing angle: 120 degree wide angle5. Minimalist design, extremely easy to operate6. Long standby7. The ringtone volume can be adjusted in 3 levels, 4 kinds of ringtones can be selected8. Rest screen time: 5/10/15 seconds9. Languages: English, Russian, Spanish, French, Arabic10. TF card: support 32G11. Support door thickness: 35-110MM12. Door hole diameter: 14-30MM13. Press the doorbell to take pictures automatically, check visitor records at any time with one key14. With infrared night vision technology, easy to capture night images15. Alloy anti-pry design to ensure long-term use16. Host size: 111x74x18mm, slave size: 60x60x15mm17. Packing list: indoor host*1, outdoor sub-machine*1, metal hanging board*1, screw pack*1, English operation guide*1