TP-LINK Tapo T300 Smart Water Leak Sensor

Drip and leak alert - Responds to drips and leaks with 6 detection probes on the top and bottom.
Up to 90 dB alarm - Receive a 90 dB siren alarm and silence the alarm with a single touch.
IP67 waterproof rating - IP67 waterproofing protects against wet and dusty environments.
Instant app notification - Receive instant alerts via the Tapo app when a leak occurs anywhere.
Flexible placement - Wireless, designed to be installed anywhere a leak or flood could occur, such as under a sink, near a washing machine, bathtub, and more.
Visible alarm with Tapo lights – Receive a visual alert from your smart light bulbs before disaster strikes.
Required HUB - triggers an alarm when a leak is detected. Manage up to 64 sensors with one hub.

GENERAL
Operating temperature 0~40ºC / 32~104ºF
Operating humidity 0%~99%RH
Dimensions (H X W X D) 84.5 × 46.5 × 30 mm (3.3 × 1.8 × 1.2 in)
Power requirements 2 AAA batteries (included)
Certifications FCC, CE, R-NZ, UKCA, RoHS, JRF, VCCI, NCC, RCM
SYSTEM
Required node Yes
PACKAGE CONTENTS
Package contents Tapo T300 × 1
AAA batteries (included) × 2
Quick start guide
TECHNICAL SPECIFICATIONS
Wireless 868 MHz (EU version)
922 MHz (US version)