PT19DB Bluetooth Temperature and Humidity Alarm Clock Buying Guide Malaysia
PT19DB Bluetooth Temperature and Humidity Alarm Clock Buying Guide Malaysia
Content
The PT19DB Temperature and Humidity Alarm Clock combines room-condition readings, a clock, calendar and alarm with Bluetooth connectivity and Tuya Smart support.
Its listed features include maximum and minimum temperature and humidity readings, a comfort indicator and a low-battery alert. For homes and offices in Malaysia, it offers a compact local display with a rechargeable power arrangement.
PT19DB Product Specifications
ParameterCatalogue specificationProduct modelPT19DBTemperature range-20°C to 70°CTemperature error±1°CHumidity range0-99% RHHumidity error±5% RHWireless connectionBluetoothApp platformTuya SmartMemory functionsMaximum and minimum temperature and humidityAdditional functionsClock, calendar, alarm, comfort indicator and low-battery alertBattery capacity2400 mAhCharging inputMicro USB, 5 V, 1 ADimensions83 x 83 x 32 mmPacking listPT19DB, product manual and USB cable
The battery row contains unusual wording for the battery chemistry. Confirm the actual battery specification with the supplier rather than relying on that description.
Temperature, Humidity and Time on One Display
The PT19DB displays temperature, relative humidity and time together. A comfort symbol provides an additional visual reference.
This arrangement suits a desk, shelf or bedside table where users want to check room conditions without changing between several screens.
For a home office in Puchong or Kuala Lumpur, the combination of timekeeping and environmental readings can reduce the need for separate desktop devices.
Bluetooth and Tuya Smart Connectivity
The catalogue lists Bluetooth, alongside Tuya Smart.
Before purchase, confirm which functions the app provides for the exact supplied version. Useful points to check include viewing measurements, adjusting settings, synchronizing time and accessing any stored readings.
The supplied page does not specify:
Bluetooth communication range.
Historical graph storage or retention.
Data export.
Remote notifications.
Compatible gateways.
Access when the phone is away from the premises.
Direct WiFi connectivity is not listed. If you need remote monitoring, request confirmation of the required connection arrangement and supported gateway functions.
Maximum and Minimum Readings
The PT19DB lists maximum and minimum temperature and humidity values.
These can help users review recorded extremes rather than checking only the current reading. However, the catalogue does not explain whether the values reset daily, reset manually or continue until cleared.
Confirm the memory period and reset procedure before interpreting the values as daily records. Also ask whether stored extremes remain available after the battery is depleted or the instrument is reset.
Maximum and Minimum Memory vs Data Logging
Stored extremes and continuous measurement history serve different purposes.
RequirementPT19DB catalogue coverageView current temperature and humidityListedReview maximum and minimum valuesListedIdentify the time of each extremeNot specifiedRecord measurements at fixed intervalsNot specifiedExport readings for reportsNot specifiedReceive alerts outside Bluetooth rangeNot specified
For stockrooms, archives or quality-control applications requiring an audit trail, confirm whether a dedicated temperature and humidity data logger is more appropriate.
Understanding the Measurement Specifications
The published temperature range is -20°C to 70°C, with an error specification of ±1°C.
The humidity range is 0-99% RH, with an error specification of ±5% RH.
The catalogue does not define the conditions under which these error figures apply. It also does not provide a separate resolution specification, despite decimal readings appearing in the illustration.
For purchasing specifications, use the manufacturer's detailed technical documentation rather than deriving performance from display examples.
Comfort Indicator and Alarm Functions
The comfort indicator provides a simple visual cue alongside the numerical readings. Its thresholds are not defined on the supplied page, so it should be treated as supplementary information.
An alarm clock and low-battery alert are also listed.
The page does not establish adjustable temperature or humidity limit alarms. Buyers needing environmental threshold alerts should confirm that function explicitly rather than interpreting “alarm clock” as a measurement alarm.
Rechargeable Power and Micro USB Charging
The PT19DB lists a 2400 mAh built-in battery and Micro USB charging at 5 V, 1 A.
A USB cable is included in the listed package, while a mains adapter is not identified.
Before ordering, confirm battery runtime, charging duration and whether the instrument can remain connected to power during use. Also check how charging affects placement and whether settings are retained after complete battery depletion.
Placement for Consistent Room Checks
Position the PT19DB where it can represent the conditions you want to observe. Avoid direct sunlight, nearby heat sources and direct air-conditioner airflow.
Keep the sensor openings unobstructed and allow readings to stabilize after moving the instrument.
For offices in Selangor, Johor and Penang, consistent placement makes routine observations easier to compare. A measurement range extending below freezing does not establish weatherproof construction; outdoor suitability requires separate confirmation.
Frequently Asked Questions
Does the PT19DB connect to WiFi?
The supplied catalogue lists Bluetooth, not direct WiFi connectivity.
Which app does it support?
The listed platform is Tuya Smart. Confirm the available functions for the supplied version.
Does it use replaceable AAA batteries?
The catalogue specifies a built-in 2400 mAh battery with Micro USB charging.
Can it display maximum and minimum readings?
Yes. Maximum and minimum temperature and humidity functions are listed.
Does it have temperature and humidity threshold alarms?
These are not established by the supplied page. The advertised alarm clock and low-battery alert should be distinguished from environmental limit alarms.
Can I export measurement history?
Data export and continuous logging are not specified.
Is a calibration certificate included?
The listed package contains the instrument, manual and USB cable. A calibration certificate is not listed; specify any documentation requirements before purchase.
Enquire About the PT19DB in Malaysia
Contact MTM Precision Sdn Bhd with your intended application and connectivity requirements. Whether you need a room display, Bluetooth access or recorded environmental measurements, confirm the required functions before selecting your instrument.
SEO Meta Description: Explore the PT19DB Bluetooth temperature and humidity clock with Tuya Smart, max/min readings 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
23 Oct 2026
