Information<br />Our ALLCACA WIFI doorbell is very intelligent， which definitely will be a must-have item for your house.<br /> <br />Features<br />Material: ABS<br />Color: white<br />Package list: 1* WIFI doorbell (indoor unit and outdoor unit included)<br /><br />Outdoor unit specifications<br />Picture resolution: 480X272<br />Image sensor: 1/4 CMOS sensor<br />Lens: 80 degrees， F2.8(aperture)<br />Transmission mode: 2.4G RF<br />Speaker: buzzer<br />Transmission distance: 30M<br />Night vision mode: support(1LED light)<br />Power supply: 2* AAA batteries(not included)<br />Installation: 3M glue or screws fix<br />Alarm system(burglar): support<br />Weight: 2.8oz/80g<br />Size: L*W*H 3.4''*2.3''*0.6''/8.7*5.8*1.55cm<br /> <br />Indoor unit specifications<br />Send data: WIFI 2.4G<br />Receive Data: RF 2.4G<br />Transmission mode: RF +WIFI<br />Power supply: 100-240V AC<br />Transmission distance: WIFI(30M)+ RF(30M)<br />APP: Eye4<br />Energy efficiency class: class 6<br />Weight: 1.2oz/35g<br />Size: L*W*H 1.4''*1.4''*1.8''/3.5*3.5*4.5cm<br />