WiFi wireless connection, you can view the images remotely in real time through your mobile phone Built-in HD infrared night vision, night recording is also clear Support up to 32GB TF card (not included) Built-in 400mAh battery, charging by Type-C port Compact size, easy to install and use With loop recording function Specification: CPU: BK7252 Memory: 512 KB RAM Flash: 4MB TF Card: Max support 32GB (not included) Input: Built-in microphone Main Frequency: 180MHz Battery Quantity: 2 Charging Current: 420mA Power Consumption: 1.5W (with infrared on); 1.0W (with infrared off) Battery Capacity: Polymer 2S502020/400mAh/4.2V Charging Time: about 1 hour Battery Standby Time: about 2.5 hours continuous Infrared Illumination Distance: 1-3 meters Operating Temperature and Humidity: -10~50℃, humidity less than 95% (non-condensing) Sensor Chip: 0328C Angle: Wide-angle Display Resolution: 640*480P (30W) Day/Night Conversion Mode: Day/night switching Digital Noise Reduction: 2D digital noise reduction Video Compression Standard: MJPEG Audio Compression Standard: PCM Audio Transmission: Recording Power Interface: Type-C interface Wireless Standard: IEEE802.11b/g Frequency Range: 2.4 GHz ~ 2.4835 GHz Channel Bandwidth: Supports 20MHz Security: 64/128-bit WEP, WPA/WPA2, WPA-PSK/WPA2-PSK Hotspot Connection Distance: Up to 10-15 meters APP: iWFCam