PT19DW WiFi Temperature and Humidity Alarm Clock with Tuya Smart Malaysia
PT19DW WiFi Temperature and Humidity Alarm Clock with Tuya Smart Malaysia
Content
The PT19DW Temperature and Humidity Alarm Clock combines a local room-condition display with WiFi connectivity through Tuya Smart. It also includes an alarm clock, a comfort indicator and a 2400 mAh built-in battery.
For homes and offices in Malaysia, the PT19DW is worth considering when both an on-device display and connected access are required. Before purchase, confirm which readings, settings and history functions are available in the supplied app version.
PT19DW Product Specifications
ParameterCatalogue specificationProduct modelPT19DWTemperature range-20æ³C to 70æ³CTemperature errorå€1æ³CHumidity range20-99% RHHumidity errorå€5% RHWireless connectionWiFiApp platformTuya SmartListed functionsTemperature, humidity, comfort indicator and alarm clockBatteryBuilt-in 18650 battery, 2400 mAhCharging inputMicro USB, 5 V, 1 ADimensions83 x 83 x 32 mmPacking listPT19DW, product manual and USB cable
The supplied page does not specify WiFi frequency, measurement update interval, battery runtime or data-storage capacity.
Room Readings and Time on One Display
The PT19DW shows temperature, relative humidity and time together. Its large temperature digits make the current reading easy to identify, while the humidity value appears below.
This arrangement suits a desk, shelf or bedside table. For a home office in Puchong or Kuala Lumpur, users can check local conditions directly without opening the app for every observation.
The comfort symbol adds a visual reference, but its thresholds are not defined in the catalogue. Use the numerical readings when comparing conditions against a specific requirement.
WiFi Connection Through Tuya Smart
The catalogue identifies WiFi and Tuya Smart, distinguishing the PT19DW from Bluetooth-only models in the same product family.
Before selecting it for connected monitoring, confirm:
Supported WiFi frequency and network settings.
Measurements available in the app.
Reading update interval.
Remote-viewing capability.
Historical graph retention.
Notification and data-export functions.
These details are not established by the supplied page. WiFi connectivity should not be treated as confirmation of every remote-monitoring or reporting function.
For an office installation, also confirm how the device reconnects after a router restart or network interruption.
PT19DW vs PT19DB: WiFi or Bluetooth?
Selection pointPT19DWPT19DBWireless connectionWiFiBluetoothApp platformTuya SmartTuya SmartTemperature range-20æ³C to 70æ³C-20æ³C to 70æ³CHumidity range20-99% RH0-99% RHTemperature errorå€1æ³Cå€1æ³CHumidity errorå€5% RHå€5% RHBattery capacity2400 mAh2400 mAhCharging connectionMicro USBMicro USBMaximum and minimum readingsNot specified on this pageAdvertised on its supplied page
Choose the PT19DW when your intended setup requires WiFi. Consider the PT19DB when Bluetooth access matches the application.
Confirm the exact functions rather than assuming the two models share identical firmware, memory or alert settings.
Understanding Measurement Error
The PT19DW lists a temperature error of å€1æ³C and humidity error of å€5% RH.
The illustration shows decimal readings, but the specification does not provide a separate resolution value. Display examples should not be used to infer measurement accuracy.
When comparing instruments, place them together under stable conditions and allow them to settle. For work requiring tighter tolerances or documented results, specify the required accuracy and calibration documentation before ordering.
Alarm Clock vs Environmental Alerts
An alarm clock function is listed. The supplied page does not establish adjustable high- or low-temperature alarms, humidity-limit alerts or phone notifications.
If your purpose is to receive an alert when room conditions change, confirm the available threshold settings, notification method and connection requirements.
A clock alarm and a temperature alarm serve different functions, even when both are accessed through the same device.
Rechargeable Power and Daily Operation
The PT19DW lists a built-in 18650 battery with 2400 mAh capacity and 5 V, 1 A Micro USB charging.
A USB cable is included in the packing list. A mains adapter is not listed.
Before purchase, confirm charging time, expected runtime and whether continuous operation while charging is supported. Also check whether WiFi remains active throughout battery operation or follows a power-saving schedule.
For installations in Selangor, Johor or Penang, the power arrangement should match the required monitoring hours and access for charging.
Placement for Representative Readings
Position the clock where it can represent the room conditions you want to observe. Avoid direct sunlight, hot electronics and direct air-conditioner discharge.
Keep ventilation openings unobstructed and allow readings to stabilize after moving the instrument.
The temperature measurement range does not establish outdoor weather protection. The supplied page provides no ingress-protection rating, so exposed or wet-area suitability requires confirmation.
Frequently Asked Questions
Does the PT19DW use WiFi or Bluetooth?
The catalogue lists WiFi connectivity with Tuya Smart.
Does it require a gateway?
A separate gateway is not identified on the supplied page. Confirm the connection procedure and network requirements for the supplied version.
Can I view readings while away from the premises?
Confirm remote access through the model-specific Tuya interface. The catalogue does not describe its operation in detail.
Does it store maximum and minimum readings?
This function is not listed on the supplied PT19DW page. Do not assume it from another PT19 model.
Does it provide temperature or humidity notifications?
Environmental threshold notifications are not specified. Request confirmation if this is a purchasing requirement.
Is it a data logger?
Recording intervals, onboard memory and export functions are not provided. Confirm these capabilities before selecting it for documented monitoring.
Is a calibration certificate included?
The listed package contains the instrument, manual and USB cable. A calibration certificate is not listed.
Enquire About the PT19DW in Malaysia
Contact MTM Precision Sdn Bhd with your monitoring location, network arrangement and required app functions. Confirm the PT19DW connectivity, power operation and recording capabilities before ordering.
SEO Meta Description: Explore the PT19DW WiFi temperature and humidity alarm clock with Tuya Smart and rechargeable power. Enquire with MTM Precision Malaysia.
MTM Precision Sdn Bhd
Showroom & Service Centre: No. 29-1 & 29-2, Jalan Bandar 18, Pusat Bandar Puchong, 47160 Puchong, Selangor, Malaysia
Tel: 03-8080 7172
WhatsApp: +6016-660 7346
Email: mtmpre@yahoo.com
Website: www.mtmpre.com.my
24 Oct 2026
