1.2.4GHz wireless technology2.ECO/VOX smart wake-up: extend standby time3.Temperature monitoring (temperature difference plus or minus 2 degrees); high temperature/low temperature alarm4. Two-way intercom without delay5.Multiple built-in fixed lullabies6. Powerful and stable infrared night vision function7. Multi-angle monitoring (adjustable horizontally/vertically)8.Adjustable brightness/volume9.Plug and play: DC interface; no complicated WIFI connection or downloading any other APP is required, simple installation10.2x magnification11. Feeding alarm setting (1/2 hour 3/4 hour/6 hour)12. 300 meters barrier-free long-distance transmission, 30 meters indoor transmission (varies depending on the environment)13. Parents can connect 4 baby cameras at the same time14.Standby time can be up to 12 hours in ECO mode and up to 8 hours in normal modeFrequency: 2400-2483.5 MHzImage sensor: 1/6 CMOSCMOS pixels: 640*480TFT LCD screen: 5"Effective pixels: 480x272Demodulation mode: GFSFrame rate: up to 25 fpsPower adapter: Input: 100-240 V, 50/60Hz; Output: 5 V, 600 mA;Built-in lithium-ion battery: 3000mAhStandby time: up to 15 H in eco modeTransmission power: 18+/-1dBmConsumption current: 100 mADisplay color: full color;Working range: up to 300M (direct distance in open space without obstacles outdoors)Working temperature: 0 ~ 40CHumidity: 5-90% RH