{"product_id":"smart-wireless-waterproof-doorbell-38-ringtones-plug-button","title":"Smart Wireless Waterproof Doorbell 38 Ringtones Plug Button","description":"\u003cdiv\u003e\n\u003ch1\u003eSmart Wireless Waterproof Doorbell Plug Button No Battery Required 38 Ringtones\u003c\/h1\u003e\n\u003cp\u003eSelf-powered doorbell that plugs into AC mains (100–250V) with IP44 waterproof rating, delivering 38 ringtones and a 150 m open-area range.\u003c\/p\u003e \u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePower: AC 100-250V, 50\/60 Hz\u003c\/li\u003e\n\u003cli\u003eRated Voltage: AC 110-240V, 50-60 Hz\u003c\/li\u003e\n\u003cli\u003eFrequency: 433 MHz\u003c\/li\u003e\n\u003cli\u003eTransmitter Power: \u0026lt;10 mW\u003c\/li\u003e\n\u003cli\u003eReceiver Standby Power: \u0026lt;0.5 W\u003c\/li\u003e\n\u003cli\u003eWaterproof Rating: IP44\u003c\/li\u003e\n\u003cli\u003eReceiving Distance: up to 150 m (open area)\u003c\/li\u003e\n\u003cli\u003eVolume: 25–85 dB across 4 audio files\u003c\/li\u003e\n\u003cli\u003eRingtones: 38 options\u003c\/li\u003e\n\u003cli\u003eModes: sound only, flash only, sound \u0026amp; flash, sound \u0026amp; light\u003c\/li\u003e\n\u003cli\u003eIntelligent Learning Code Function\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eBenefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eNo battery changes required; powered by mains\u003c\/li\u003e\n\u003cli\u003eLong-range reception up to 150 m in open area\u003c\/li\u003e\n\u003cli\u003eIP44 waterproof design for indoor and outdoor use\u003c\/li\u003e\n\u003cli\u003e38 selectable ringtones with adjustable volume\u003c\/li\u003e\n\u003cli\u003eFour alert modes to match your preference\u003c\/li\u003e\n\u003cli\u003eIntelligent learning code for quick, reliable pairing\u003c\/li\u003e\n\u003cli\u003eLow standby power and compact transmitter power\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eHooks\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBatteries not needed—plug in and go\u003c\/li\u003e\n\u003cli\u003eReach guests from up to 150 meters\u003c\/li\u003e\n\u003cli\u003eWeatherproof design for any porch or gateway\u003c\/li\u003e\n\u003cli\u003e38 ringtones to suit every home style\u003c\/li\u003e\n\u003cli\u003eChoose from four alert modes for visibility or sound\u003c\/li\u003e\n\u003cli\u003eSimple pairing with learning code\u003c\/li\u003e\n\u003cli\u003eEfficient power use for long-term reliability\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eQ\u0026amp;A\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Do I need batteries? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e No. It is powered by AC mains (100–250V).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e How far does it work? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Up to 150 m in open area.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Is it waterproof? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e Yes, IP44-rated.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e How loud is the chime? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e 25–85 dB across 4 files.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e How many tones are available? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e 38 ringtones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e What frequency does it use? \u003cbr\u003e\u003cstrong\u003eA:\u003c\/strong\u003e 433 MHz transmission.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQ:\u003c\/strong\u003e Can I pair the transmitter easily? 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