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S100B-CR-W(WIFI + 433/868) – Wireless Interconnected Smoke Alarms

Short Description:

The alarm features a photoelectric sensor with a unique structural design and a reliable MCU, enabling it to detect smoke during the early smoldering stage or after a fire. Designed for compatibility with Tuya smart home ecosystems, it works seamlessly with the Tuya smart home app, allowing users to remotely monitor and manage the device for enhanced safety and convenience.


  • What we provide?: Wholesale price,OEM ODM service,Product training ect.
  • Product Detail

    Product Tags

    The WiFi+RF interconnected smoke alarm is equipped with an infrared photoelectric sensor, a reliable MCU, and SMT chip processing technology. It features high sensitivity, stability, reliability, low power consumption, durability, and user-friendly operation. It integrates seamlessly into smart home solutions, making it an essential device for smart home WiFi or 433MHz smart home setups. This alarm is suitable for smoke detection in factories, homes, stores, machine rooms, warehouses, and similar environments.

    When smoke enters the alarm, the light source produces scattered light, and the receiving element detects the light intensity, which has a linear correlation with the smoke concentration.

    The alarm continuously collects and evaluates field parameters. Once the light intensity reaches the pre-set threshold, the red LED lights up, and the buzzer sounds an alarm.

    This alarm is also compatible with WiFi smart home and smart home 433MHz systems, ensuring wide-ranging integration options. Once the smoke clears, the alarm automatically resets to its normal operating state.

    Parameter Details
    Model S100B-CR-W(WiFi+433)
    Working voltage DC3V
    Decibel >85dB(3m)
    Alarm current <300mA
    Static current <25uA
    Operation temperature -10°C~55°C
    Low battery 2.6±0.1V (≤2.6V WiFi disconnected)
    Relative Humidity <95%RH (40°C±2°C Non-condensing)
    Alarm LED light Red
    WiFi LED Light Blue
    RF Wireless LED Light Green
    Output form Audible and Visual alarm
    N.W about 142g (Contains battery)
    Operating frequency range 2400-2484MHz
    WiFi RF Power Max+16dBm@802.11b
    WiFi Standard IEEE 802.11b/g/n
    Silent time About 15 minutes
    APP Tuya / Smart Life
    Battery model CR17505 3V
    Battery capacity about 2800mAh
    Standard EN 14604:2005 EN 14604:2005/AC:2008
    Battery life About 10 years (may vary with usage)
    RF mode FSK
    RF wireless devices support Up to 30 pieces (Recommended within 10 pieces)
    RF Indoor <50 meters (depending on environment)
    RF FREQ 433.92MHz or 868.4MHz
    RF Distance Open sky <100 meters

    Note: In this smart smoke detector, you will enjoy 2 functions in 1 device.

    1. You can connect this device with our other model such as S100A-AA-W(RF), S100B-CR-W(RF),S100C-AA-W(RF),These models are use same radio frequency module.

    2. Also you can link this device with tuya /Smartlife app,(Because, This smoke detector has WIFI(WLAN) module as well.

    you can use tuya app to stop the alarming
    1.What communication protocols does this smoke alarm support?

    This product supports both WiFi and RF protocols. It can be integrated into the Tuya Smart Home System and is compatible with the Tuya Smart Home App and Smart Life App.

    2.What are the advantages of the RF feature?

    RF communication allows local linkage between devices without WiFi. It supports up to 30 RF devices (recommended within 10) for fast response and higher reliability.

    3.What is the alarm volume of this smoke detector?

    The alarm volume is greater than 85dB (within 3 meters), ensuring attention during emergencies.

    4.What application scenarios are suitable for this smoke alarm?

    It is suitable for homes, stores, factories, machine rooms, warehouses, and various other environments. It is especially ideal for integration into smart home systems, enabling automated linkages.

    5.What is the maximum RF communication range of the device?

    The RF communication range is up to 50 meters indoors (depending on the environment) and up to 100 meters in open areas.

    6.How long is the battery life of the device?

    The battery life is approximately 10 years (depending on the usage environment).

    7.What WiFi standards does this product support?

    The device supports WiFi Standard: IEEE 802.11b/g/n, operating on the 2.4GHz frequency band.

    8.How does the device integrate into the Tuya Smart Home ecosystem?

    The device can be quickly set up and managed via the Tuya Smart Home App or Smart Life App, supporting linkage with other Tuya devices such as smart lights and door/window sensors.

    9.Do you offer OEM/ODM services?

    Yes, we provide OEM/ODM customization services, including appearance design, functional customization, and branding to meet your market needs.

    10.What technical support do you provide?

    We provide detailed product manuals, online technical support, and guidance on using the Tuya platform to ensure buyers can quickly get started and use the device efficiently.


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