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Transmission mode: 2.4G RF, Key-press: 1 button only for photograph, Night vision mode support: 1 LED light, Lens: 166 degrees, Transmission distance: 30m, Image sensor: 1MP 1/4 inch OV CMOS, F2.1 aperture, Picture resolution: 1280x 720, Picture format: JPEG
Aliexpress
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Price history and price alert
Price history (for all/most countries) for Gocomma Door Camera Doorbell With Bell 720p is here.
Price records source(s): Gearbest
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You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).