Meross Smart Water Leak Sensor Kit, MS400HHK

$29.99 Regular price $36.99
Unit price
Tax included. Shipping calculated at checkout.
  • Meross HomeKit Hub is needed for installation.
  • Works with Apple HomeKit and is compatible with SmartThings.
  • Voice Access: Know the status of the device via HomePod / Siri.
  • Alert: Your Meross app or Apple Home app will receive an alert instantly when leakage is detected.
  • Sound Alarm: Up to about 60dB when alarming.
  • Low Power Consumption: Up to 18 months lifespan with the built-in battery.
  • Automation: Set triggers to control other Meross devices in the Meross app.
  • IP67 Waterproof.
  • Control Up to 16 Devices: One hub is able to control 16 Meross devices (sensors, detectors, thermostat valves) at the same time.
Product Specs

Battery: CR123A Battery, replaceable

Alarm Volume: About 60 dB (A) at 1m (3ft).

Sensor Dimen : φ71.5 × 41.5 mm (φ2.81 × 1.63 in.)

Hub Dimensions (W × D × H): 59 × 41 × 21 mm (2.3 × 1.6 × 0.8 in.)

Wireless Standards: 802.11 b/g/n, 2.4GHz (smart hub)

Wireless Standards: 433MHz (between smart hub and sensor)

System Requirements: Smart phone running iOS 13 or later, Android 6.0 or later
Existing Wi-Fi network

Operating Temperature: 0°C~40°C (32°F~104°F)
Storage Temperature: -20°C~50°C (-4°F~-58°F)
Operating Humidity: 10%~90% non-condensing
Storage Humidity: 5%~90% non-condensing

Certifications: US: FCC

Click to See User Manual

Package Content

1 × Smart Sensor
1 × Conductor
1 × User Manual
1 × Power Adapter (Kit Version)
1 × USB Cable (Kit Version)
1 × Smart Hub(Kit Version)


We offer a one-year limited warranty from the date of purchase

Fast & Free Shipping

The product will ship 1 business day after purchase (except for pre-ordered products), and orders in the US, CA, and AU will be delivered in 3-5 business days.

IP67 Waterproof&Super Durable

Completely sealed IP67 waterproof and dustproof design, can work in humid and dusty environments.

Reliable Signal Transmission

Meross hub provides reliable & stable transmission in basement and reaches 328 feet transmit distance (open air).

Advanced Technology

Anti-UV material outer shell, protects sensor from discoloration. Powerful Swiss-made chip and sensitive metal probe precise detect leakage.

Free History Record

Data is transmitted (HTTPs & TLS) and stored using Amazon AWS servers in US. Check data anytime anywhere or export them out via the free meross app.