Estimated Delivery:8 ~ 10 business days, Shipping Fee GBP 0.99 Features:- ¡¾High Definition Video & 166¡ã Wide Angle¡¿720P resolution with 166 degree viewing angle ensures the clear and stable videos and images. - ¡¾APP Control & 2-Way Audio¡¿Download APP to connect video doorbell with 2.4GHz Wi-Fi, you can detect and secure your home wherever you are. 2-way talk back allows you to talk with your visitors anywhere and anytime. - ¡¾PIR Detection & Night Vision¡¿Once the doorbell detects someone approaching, it will remind you in mobile phone (set the function in APP in advance). IR night vision will turn on when the illuminance is less than 2Lux, better to protect your home at night. - ¡¾Cloud Storage¡¿Supports memory card cloud storage service, auto loop recording. - ¡¾Low Consumption & Simple Installation¡¿Powered by lithium battery (not included), long stand-by time. No wire required, easy to install with screws and mounting bracket. - ¡¾Doorbell Chime Plug-in Receiver Features¡¿Plug and play; 52 Chimes to choose from; Receiving range is up to 300m. Note:Doorbell's batteries are not included. The ding-dong doorbell chime receiver must be used together with the doorbell. Specifications: Wireless Doorbell: Color:Silver/ Black (Optional) Resolution:720P View Angle:166¡ã Night Vision:Support Wi-Fi:Support Audio:Two-way Talk Storage:Supports Cloud Storage Battery:3 * 18650 Lithium Battery (Not included) Doorbell Size:144 x 74 x 32 mm Package Included:1 x Doorbell, 1 x User Manual Doorbell Chime Receiver: Working Voltage:AC 90-250V Transmission Frequency:433.92MHz¡À280KHz Power Consumption:10mW Sensitivity:-110dB Colour:Black Size:82mm x 82mm Package Included:1 x Doorbell Chime Plug-in Receiver