SONOFF SNZB-02LD IP65 Zigbee LCD Smart Thermometer – Probe Version | Waterproof Probe, LCD Display, Zigbee 3.0 Temperature Sensor.
Overview:
• SONOFF SNZB-02LD is a smart Zigbee LCD thermometer with external probe designed to measure temperature in liquids, enclosed spaces, tanks, pipes, refrigerators, freezers, greenhouses, and humid environments.
• The sensor features a clear 2.2-inch LCD screen that displays real-time temperature directly on the device.
• It comes with a 1.5-meter waterproof probe made from 304 food-grade stainless steel, allowing accurate temperature detection in locations where the main device cannot be placed directly.
• With IP65 protection, the device is resistant to dust and water splashes, making it suitable for indoor, humid, and semi-outdoor monitoring applications.
• When paired with a compatible Zigbee gateway, it supports app monitoring, temperature alerts, history records, and smart scene automation through eWeLink.
Key Features:
• Zigbee 3.0 smart thermometer for accurate temperature monitoring.
• External waterproof probe for liquids and enclosed spaces.
• 1.5-meter probe cable for flexible installation.
• 304 food-grade stainless steel probe suitable for high and low temperature environments.
• 2.2-inch LCD display for clear real-time temperature reading.
• IP65 dust and water resistance for humid and splash-prone environments.
• Wide probe temperature range from -40°C to 115°C.
• Temperature alerts when values go above or below preset limits.
• Temperature history and graphs through the eWeLink App.
• Smart scene automation with compatible Zigbee and Wi-Fi devices.
• Battery-powered design for easy installation without wiring.
• Suitable for refrigerators, freezers, tanks, pipes, aquariums, greenhouses, storage rooms, and HVAC monitoring.
Technical Specifications:
• Brand: SONOFF.
• Model Name: SNZB-02LD.
• Product Type: Zigbee LCD Smart Thermometer – Probe Version.
• Sensor Type: Temperature sensor with external probe.
• Display: 2.2-inch LCD screen.
• Wireless Protocol: Zigbee 3.0.
• Probe Length: 1.5 meters.
• Probe Material: 304 food-grade stainless steel.
• Probe Temperature Range: -40°C to 115°C.
• Temperature Accuracy: ±0.5°C.
• Protection Rating: IP65.
• Battery Type: CR2477.
• Battery Life: Up to 2 years.
• Smart App: eWeLink App through compatible Zigbee gateway.
• Functions: Real-time temperature display, app monitoring, temperature alerts, history records, smart scenes.
• Installation Methods: Magnet mounting / hanging installation.
• Application: Liquid temperature monitoring, enclosed space monitoring, refrigerator/freezer monitoring, tank and pipe monitoring.
• Gateway Requirement: Requires compatible Zigbee gateway for app control and automation.
Applications:
• Refrigerator and freezer temperature monitoring.
• Water tank and pipe temperature monitoring.
• Aquarium and liquid temperature monitoring.
• Greenhouse and plant area monitoring.
• Food storage and cold room monitoring.
• HVAC and equipment room monitoring.
• Smart home temperature automation.
• Villa, apartment, office, and light commercial monitoring.
• eWeLink Zigbee smart home projects.
Connect Gates Recommendation:
• Recommended for projects that need reliable temperature monitoring in liquids or enclosed spaces using a waterproof external probe, Zigbee 3.0 communication, LCD display, and eWeLink smart alerts. For normal room temperature and humidity monitoring without probe, use SONOFF SNZB-02D or SNZB-02P instead.