This monitor with alarm reminder, temperature detection, ir infrared night vision and dialogue functions, it can monitor the situation at home in real time.features 2.4ghz wireless digital technology protects your privacy and safe. Built-in microphone and speaker,, allowing two-way audio communication. 2.4-inch hd lcd screen display, images are clear. The transmission distance between the camera and the monitor is 150 meters without occlusion and 20-50 meters through the wall. 4 lullaby can be played on the monitor camera by controlling the receiver. With temperature display, which can switch between fahrenheit and celsius degrees. With alarm reminder function, it is great to remind the times for baby-feeding, taking the medichine and more. The monitor designed with led night light, it is convenient for caring babies. Built-in lithium battery, it is rechargeable. Perfect to help you monitor your babies, the elders , or pets in different rooms. Specifications material ppc lcd screen material tft color white monitor screen size full color 2.4 inch tft lcd resolution 320240rgb viewing angle h 80 degrees, v 100 degrees input dc 5v battery type 650mah lithium battery charging time 3h use time 4-5h dimensions h xw x d 12.3x6.2x8.7cm camera image sensor 1 3'' color cmos image sensor pixel h 640, v 480 viewing angle 70 degrees ir led type 7 pieces ir led 850nm night vision distance 5m power supply dc 5v dimensions wxh 7x 11.5cm package contents 1 x wireless receiver 1 x wireless monitor camera 2 x usb cable 1 x user manual