3.5 inch baby monitor 2.4GHz video LCD digital camera night vision temperature monitor Features:- 2.4G wireless digital signal transmission, more than 250 times frequency hopping, no WIFI interference. - Digital signal encryption transmission, good security. - Smooth transmission distance up to 200m, isolation distance up to 30m. - 3.5" HD LCD screen for clearer image display. - Camera and monitor with built-in battery for more than 2 hours of use, monitor with temperature display, switchable between Celsius and Fahrenheit. - Baby monitor with two-way intercom. Specifications. Transmission frequency. ISM 2,400~2,483 MHz 4 frequency points* modulation. FM antenna Camera. Omni-directional antenna Receiver. Built-in hidden Transmission distance: 100 m Operating temperature: -10C~+50C/+14~+122F Storage temperature: -20C~+60C/-4~+140F Operating humidity: 85% RH Camera related parameters Camera sensor. CMOS image pixels. 628 582 (PAL) , 510 492 (NTSC) Viewing angle. 62 NTSC. Min. 46 dots Illumination. 1.5 Lux/F1.5 Transmit power: 80mW Power supply: DC 5V 1A Night vision distance. 5MS Dimensions. 5.7 x 6.7 cm / 2.24 in x 2.64 in Receiver related parameters Receiving sensitivity: -85dBm LCD material. TFTLCD scale. 3.5" resolution. 480240 effective area. 4.92 cm 3.81 cm Pitch; 0.1025 mm 0.163mm Viewing angle (up/down/left/right). 10/30/45/45 (min) Brightness: 250cd/m3 Contrast ratio: 15:1 Current consumption. dc 12V 700mA8x5cm/3.15 "x3.15 "x1.97 "xPackage includes. 1 x display 1 x receiver 1 x Power adapter