| Features | UV Resistant |
|---|---|
| Working Temperature | -10℃ ~ 60℃ |
| Working Frequency | 433.92 MHz |
| Country of Origin | China |
| Model | ks-sf20r |
| Storage Temperature | -20℃ ~ 70℃ |
| Brand | firstsellers2u |
| Color | White |
| Power Supply | Battery/ USB |
| Type | Door Chime |
| Material | Plastic |
| Custom Bundle | Yes |
| Bundle Description | / |
| Item Width | / |
| Item Length | / |
| Manufacturer Warranty | 1 Year |
| Item Weight | / |
| Volume | 113 ~ 25dB (Loud/ High/ Middle/ Low) |
| Remote Transmission Range | 280m/ 918ft in open space |
| Mode | Welcome/ Doorbell/ Alarm/ Flash Light/ Night Light |
| Operating Humidity | <80% |
| Certification | CE,CCC,CQC |
| Battery Lifespan | 5-7 months (based on 30 times per day) |
| Wired/Wireless | Wireless |
| Number of Batteries | 3 |
| Connectivity | Wireless |
| Battery Included | No |
| Finish | Plastic |
| Style | Modern |
| Items Included | Double-Sided Tape/Patch, Mounting Bracket, Screws, Doorbell Receiver |
| Suitable For | Home, Shop, School |
| Power Source | Battery, USB |
| Compatible Brand | / |
| Smart Home Protocol | Infrared |
| Location | Indoor Only |
| Smart Home Compatibility | / |
| Surveillance Technology | / |
| Operating Sound Rating | 115 dB |
| Maximum Resolution | / |
| Power | / |
| Unit Type | Unit |
| Unit Quantity | Please refer to the title or detailed description |
Check the listing for details. 2Set Wireless PIR Motion Sensor Detector Home Security Doorbell Business Welcome. Color: White, Condition: New, Made in China. Listed at 42.99 USD. Wireless Welcome Doorbell Features ● Shop Keeper in day time, anti-thief in the night, welcome /doorbell /alarm / color lights/ lighting 5in1 multi-function ● Remote transmission range up to 280M/918ft in the open space ● 8 chord music chip, 40mm big horn,36 chime melodies, remember your last set melody and volume level once powered off ● Colorful LED lights, adjustable brightness, distinguish multiple entrances by different colors ● 4 stages adjustable volume (Loud/High/Middle/Low ) from 113-25dB ● Receiver can learn from up to 32 wireless sensors like PIR motion, magnetic or vibration sensor as well as up to 8 remote controllers. Application: shops, Commercial Complex, Luxury hotels, offices, factories, homes, villas, driveways, walking paths , Supermarkets ,restaurants etc.
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