Infrared LED Night Vision, Easy installation - Provides clear vision of visitors even in the darkness of night. Easy 2-wire setup system includes installation materials and 49ft(15m) connecting cable.

Press the push button on the doorbell once, a sounding wireless signal will be sent to the receiver. The sound will stop as soon as the melody ends. For repeated sound, press the button again. Hold the button on, the sound repeat stops. There is an auto-learning code button on the edge side of the receiver. If you want an additional doorbell to work with the Receiver, just press the auto-learning code button once and the doorbell can work with the Receiver. As far as I know, the receiver is plugged into an electrical outset. I believe that is 120 Volts, or whatever the standard American outlet is. Waterproof rating: IP44
Camera resolution: CMOS 600TV line
Camera visual angle: 120 ° wide-angle Easy To Install and Use: Use the double-sided tape or the screws (included) to mount the doorbell push button,install the receiver's 3 AAA batteries (included) and press and hold the round ON/OFF button to turn on the receiver,then you can use it normaly.If the Receiver sounds for no reason during the digital code setting. It might have been interfered by other similar Doorbell nearby, just reset the code as instructed in the User Manual. Different ringtones - There are 36 different ring tones with 3 levels of adjustable volume (High / Medium / Low) from 25-110dB Selectable Ringtones - Choose from a variety of 36 different ringtones, with 3 levels of adjustable volume (High/Medium/Low) from 25-110dB. There are 36 chimes with 3 levels of adjustable ringing volume(High/Medium/Low) from 25-110 dB, you can choose what you like. In addition, there are 3 modes available (Sound/LED Flash/Sound and LED Flash). The LED Flash mode is designed for someone who has a hearing problem or when ringing is not required. This door bell kit is compatible with any Easy Chime at 1byone and vice versa. If you want to add more push buttons/ receivers, they are all available at 1byone.

Wanting this for gate at end of driveway. there is no electrical there. is outdoor video doorbell battery operated or does it have to be plugged in?Electronic doorbell-- the doorbell with simple and creative design, easy to use and easy to install.