Features: HIGH DEFINITION. Wireless doorbell camera provide 1080P images and video recordings. Equipped with 1080P coms sensor can switch to night-vision mode automatically. 2Million Pixel. Night-vision distances up to 5m. 150 degree wide angle allowing you to cover every angles. ENHANCED WIFI SIGNAL. Support 2.4GHz WiFi; 802.11b/g/n wireless networks. Super-strong signal makes the WiFi connection stable. No longer bothered by disconnection. SIMPLE INSTALLATION. Mounting screws included. Easily set up within 3 mins, without using any complicated tools. FEATURES. Support: motion detection alarm; 2-way intercom; voice call. Built-in mic and speaker, no matter where you are you can talk to visitor, or who is ringing PACKAGE. 1 X Wireless Wifi Doorbell; 1 X Chime; 1 X USB Cable; 1 X English Manual; 1 Pack Screws, Mounting Sticker. Built-in rechargeable battery, 6 months long standby. Specifications: Battery: 2 X 18650 Battery Lens: 6G Wide-angle 2.2mm Lens Angle of View: 120° Horizontally, 150° Diagonally Monitor Size: Approx. 13.5x5x2.8cm/5.11x3.74in Working Temperature: -10℃ to 55℃ Standby-Time: 6 Month Net Weight: Approx. 350g Material: Metal Color: Black Package Includes: 1 Pc Wireless Doorbell 1 Pc Chime 1 Pc English Manual 1 Pc USB Cable 1 Pack Screws 1 Pc Mounting Sticker note: 1.Please allow 0-1cm error due to manual measurement. make sure you do not mind before you bid. 2.Due to difference between different monitors, the picture may not reflect the actual color of the item.