Mini rain alarm detection water activated leaph humidity sensor alarm kit 12V

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User Guide: Mini Rain Detection Water-Activated Humidity Sensor with Alarm Kit 12V

Product Overview

This rain detection sensor kit is designed to alert users at the first sign of rain or moisture. It is highly sensitive and suitable for home use, providing reliable, audible alerts.

Specifications

• Total Dimensions:

  • Length: 49 mm
  • Width: 14 mm
  • Height: 12 mm

• Sensor Dimensions:

  • Length: 26 mm
  • Width: 14 mm
  • Note: The sensor can be cut at the perforated line and extended with wires for convenient outdoor placement.

• Power Supply: 9-14V DC (with reverse voltage protection)

• Power Consumption:

  • Standby Mode: 0 mA
  • Active Mode: 21 mA

• Alert Type: Continuous “beep” tone when rain is detected

• LED Indicator: Illuminates when the alarm is activated

• Design: Open-board plate design; does not include a plastic enclosure.

Operating Instructions

1. Powering On: Connect the sensor to a 9-14V DC power source. In standby mode, the device consumes no current.

2. Rain Detection: When moisture contacts the sensor, the alarm activates, emitting a “beep” tone, and the LED indicator lights up.

3. Deactivation: The alarm stops automatically once the sensor is dry.

Installation Instructions

1. Positioning the Sensor:

   • Place the sensor in an area where it can detect rain but avoid full water submersion.
   • The sensor can be cut along the perforated line and extended with wires to allow more flexible placement.

2. Power Connection:

   • Connect to a 9-14V DC power source, ensuring proper polarity to prevent damage.

Applications

This kit is suitable for:

• Rain detection alarms
• Moisture monitoring for gardens and greenhouses
• Long-term standby installations, as it consumes no power when inactive

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