Item Type: Smart Doorbell Material: ABS Plug Voltage: 100-240V CPU: GM8135S, Built-in ARM926 at Max. 440MHz Video Coprocessor Sensor: GC2033 CMOS Sensor Lens: 140° Wide-Angle Lens Sensor Performance: Support Automatic White Balance, Automatic Gain Control, Automatic Backlight Compensation Signal to Noise Ratio: ≥39dB Minimum Illumination: 0.8Lux/F1.4 (Color Mode), 0.3Lux/F1.4 (Black and White Mode) Video Format: H.264 Video Size/Frame Rate: 1080P 15fps-30fps Video Mode: 1. Motion detection recording 2. Press key to trigger recording 3. Preview the video Battery Type/Capacity: 18650 Cells 2600mAh Battery Life: Two Batteries (Not Included) About 3 Months Network Protocol: TCP/IP, HTTP, TCP, UDP,, DHCP, DNS, DDNS, NTP, RTP, P2P, etc. WIFI Connection: Support 802.11 b/g/n Memory: Support Cloud Storage Function (The Hardware Does Not Have Memory Card Function Temporarily) Working Voltage: DC5V 1.5A Working Current: 365mA Charging Voltage: DC5V / 1A Storage Temperature: 0℃-50℃ Operating Temperature: -10 to 50℃, Operating Humidity: <95% Wake-up Method: 1. The doorbell button to wake up 2. PIR detection wake up 3. Mobile phone active wake up How to Use: 1. The WiFi doorbell is loaded with 2pcs 18650 batteries(not included). 2. Make the WiFi doorbell and mobile phone connect to the same WiFi. 3. You can use your mobile phone to control the viewing. 1、The smart doorbell support photo and video, 1080P noise?free real?time two?way conversation, and compatible for iOS and for Android operating systems. 2、The doorbell is equipped with 140 degree wide?angle lens, installed to provide a clear and wide field of vision, to hear and talk to people at the door. 3、The video doorbell is with clear 1080P HD resolution and WDR function to ensure the best definition, regardless of weather conditions. 4、Detect slight movement in front of the door. Low, medium and high sensitivity are available for your choice. There is an instant alert when visitors press your doorbell or trigger the built?in motion sensor. 5、With an infrared sensor and 6pcs 850nm high?power infrared lights, automatically switch the lights during the day or night to ensure that your view is clear, and the night vision distance can reach 8m. 6、Without wires and cables, using ultra?low power consumption technology, the doorbell supports 2pcs 18650 batteries (not included), and the standby time is up to 3 months. 7、You can easily connect to your home WiFi network and send real?time video to your phone. People can watch videos anytime and anywhere through their mobile phones. 8、Not support memory card, only supports cloud storage, free 7 days free cloud storage. Equipped with a Dingdong doorbell with 38 built?in ringtones, and the volume is adjustable. 9、8 mobile phones can monitor and share the image of the doorbell at the same time, but only one user can talk directly on the intercom. 1 x Smart Doorbell 1 x Ding Dong Doorbell 1 x Sticker 1 x Installation Screw Package 1 x Instruction