Still image size: 10 MP / 8 MP / 5 MP / 3 MP / VGA Video size: 1088x1088@30FPS / 1280*720@30FPS Aperture: F 1.2 f=25mm Lens: FOV= 10°, aperture 24mm Display: Inner Screen 1.5" (240x240) high-definition TFT Digital zoom: 4X Storage medium: TF card, maximum support 128 GB (NOT INCLUDED) Observation distance in all black: 250-300m Low light or daytime observation distance: 3m to unlimitedness Infrared light: 850mm USB interface: Type-C 2.0 Power supply: Internal battery Product size: 149 x 63 x 49 mm / 6.49 x 3.34 x 2.95 inches
**To turn on the device, please press and hold the power button for 3 seconds. If the unit doesn't turn on after that, please check whether the polarity of the batteries is correct. **To turn on the night vision function, please simply press the IR+ button or increase the IR brightness level gradually, the image in the screen will turn black and white. **Keeping the IR on will also drain the battery. If battery power is insufficient, the IR brightness level will decrease automatically accordingly. **The night vision device doesn't work through windows because IR beams will reflect. **Rotate the lens to manually focus the target to be clearer. **You can use them during the daytime too without any problems. **It is not recommended to use poor quality batteries for the Night Vision (Otherwise there will be various problems). Better batteries are recommended.