DIY Wireless Smart Doorbell Battery-Powered Door Bell Waterproof - 3R 2B

About this item

Hassle-Free Exchanges & Returns for 30 Days. · 6-Month Limited Warranty. Why Choose Us? Upgrade your home or office with this versatile wireless doorbell system! With 60 melody choices, 5-volume levels, and expandable receivers, it ensures you never miss visitors while adapting to any home or office environmentThe long-lasting battery (12V 23A) provides up to 3 years of use without recharging, while the weatherproof design withstands outdoor conditions. With 2 transmitter and 3 receivers, it's perfect for multi-room coverage and large spaces. The memory function preserves settings during power outages, making it the perfect reliable solution for modern living spaces. - NOTE: Metal will interfere with the signal and shorten the transmission range. Please place the transmitter in areas away from metal 1. Exceptional Wireless Range & Signal Stability - 300m Long-Distance Coverage: 3 plug-in receivers ensure reliable signal transmission up to 300 meters in open areas - Zero Interference Operation: Dedicated frequency avoids conflicts with other home devices or neighbors' electronics 2. Weather-Resistant Transmitter with Long Battery Life - 3-Year Battery Performance: Ultra-low power consumption with replaceable 12V 23A battery (included) - IP44 Weatherproof Protection: Withstands rain, dust, and the operating temperature is -4 F to 140 F (20'C to 60 C) 3. Customizable Audio Experience - 60 Melodic Chimes: Easily browse through extensive ringtone options using Next/Previous buttons - 5-Level Volume Control: Choose from mute, 30dB,60dB, 90dB, or 110dB settings to match any environment 4. Smart Memory & Easy Installation - Auto-Settings Recovery: Retains your selected melody and volume level after power outages - Wireless Setup: Simple adhesive or screw mounting without complicated wiring requirements 5. Expandable Multi-Room System - Unlimited Receiver Compatibility: Supports up to 2 transmitters and unlimited receivers for whole-home coverage - Ideal for: Nursing home/Market/Office/Hospital/Home/Condominium/Hotel/Villa Specification: Size specifications: Transmitter: 75x51x20mm; Receiver: 95x65x24mm Frequency: 433mhz 0.5 MHZ Material: ABS Operating Voltage: 85-265V Music Option: 60 Melodies Button Indicator: LED Battery: 12V 23A (included, lasts 3 years) Volume Levels: Mute/30dB/60dB/90dB/110dB(5 Level adjust) Range: 300 meters (900 feet) Weatherproof: IP44 (splash-resistant) Compatibility: EU plug Package: 2 transmitter + 3 receivers NOTE: Non-professionals should not attempt to open the repair without permission, as it may damage the delicate electronic components. Please try to avoid installing the product in areas where it is directly exposed to rain, exposed to long-term sunlight, or close to metal objects. Using this product correctly can effectively extend its service life. The actual remote control distance may vary depending on the interference from environmental factors. What's in the box 3 x Signal Receiver 2 x Signal Transmitter 2 x Double-Sided Tape 1 x Instruction Manual