1. Pengenalan
Thank you for choosing the POPOMAN MTM120B Laser Distance Meter. This device is designed for precise and efficient distance measurements, offering various functions including area, volume, and Pythagorean calculations. It features a USB rechargeable battery, a clear LCD with backlight, and data storage capabilities. Please read this manual thoroughly before using the device to ensure safe and optimal performance.
2. Arahan Keselamatan
To prevent injury and damage to the device, observe the following safety precautions:
- Keselamatan Laser: This product emits a Class 2 laser. Do not stare directly into the laser beam or point it at other people. Avoid direct eye exposure.
- Jangan buka atau ubah suai peranti ini. Pembaikan hanya boleh dilakukan oleh kakitangan servis yang dibenarkan.
- Jauhkan peranti daripada capaian kanak-kanak.
- Jangan gunakan peranti ini dalam persekitaran yang mudah meletup atau berhampiran bahan mudah terbakar.
- Lindungi peranti daripada suhu ekstrem, kelembapan dan getaran kuat.
- Ensure the measurement surface is suitable for laser reflection; highly reflective or transparent surfaces may affect accuracy.
3. Kandungan Pakej
Sahkan bahawa semua item terdapat dalam pakej:
- 1 x POPOMAN MTM120B Laser Distance Meter
- 1 x Kabel Pengecas USB
- 1 x Manual Pengguna
- 1 x Reflective Plate (Laser Target)
- 1 x Pouch Mudah Alih
- 1 x Tali Tangan

Rajah 3.1: Contents of the POPOMAN MTM120B package, including the laser distance meter, USB cable, user manual, laser target, portable pouch, and hand strap.
4. Produk Lebihview
Familiarize yourself with the components and controls of your POPOMAN MTM120B Laser Distance Meter.

Rajah 4.1: Depan view of the POPOMAN MTM120B Laser Distance Meter with key components labeled.
4.1. Komponen Peranti
- Laser On: Menunjukkan bila laser aktif.
- Bekalan Kuasa: Penunjuk aras bateri.
- Sudut: Displays the current tilt angle (Electronic Angle Sensor).
- paparan: LCD screen showing measurements, modes, and settings.
- Turn on / Measuring (READ button): Menghidupkan peranti, mengaktifkan laser dan memulakan pengukuran.
- Subtraction / Sound button: Used for subtraction calculations and toggling sound on/off.
- Addition button: Used for addition calculations.
- Area / Volume / Pythagorean Measuring (FUNC button): Kitaran melalui mod pengukuran yang berbeza.
- Reference Point / Unit Switch button: Changes the measurement reference point (front/rear) and switches measurement units (m/in/ft/ft+in).
- Butang simpan: Stores current measurement data.
- Turn off / Remove (OFF CLEAR button): Mematikan peranti atau memadamkan pengukuran semasa.
5. Persediaan
5.1. Mengecas Bateri
The POPOMAN MTM120B features a built-in rechargeable lithium battery. Before first use, fully charge the device.
- Cari port pengecasan USB di sisi peranti.
- Connect the provided USB charging cable to the device and to a standard USB power source (e.g., laptop, power bank, AC adapter, car charger).
- The battery indicator on the display will show charging status. A full charge typically takes approximately 30 minutes and provides power for up to 8,000 measurements.

Rajah 5.1: Various methods for charging the POPOMAN MTM120B, including laptop, power bank, AC adapter, and car charger.
5.2. Menghidupkan/Mematikan
- Untuk Menghidupkan: Tekan ke BACA butang. Paparan akan menyala.
- Untuk Mematikan: Tekan dan tahan butang OFF CLEAR butang selama beberapa saat. Peranti juga akan dimatikan secara automatik selepas tempoh tidak aktif untuk menjimatkan bateri.
6. Arahan Operasi
6.1. Pengukuran Asas
- Tekan ke BACA button once to activate the laser. A red laser dot will appear.
- Aim the laser dot at the target point.
- Tekan ke BACA button again to take a single measurement. The measured distance will be displayed on the screen.
6.2. Menukar Unit Pengukuran
Tekan ke Titik Rujukan / Suis Unit button repeatedly to cycle through available units: meters (m), inches (in), feet (ft), and feet + inches (ft+in).
6.3. Changing Reference Point
The device can measure from its front edge or its rear edge. Press and hold the Titik Rujukan / Suis Unit button to toggle between front and rear reference points. An icon on the display will indicate the active reference point.
6.4. Continuous Measurement (Tracking)
In continuous measurement mode, the device constantly updates the distance as you move it.
- From standby, press and hold the BACA button until "MIN/MAX" appears on the display.
- Move the device slowly. The display will show the current distance, as well as the minimum and maximum distances recorded during the session.
- Tekan BACA sekali lagi untuk menghentikan pengukuran berterusan.
6.5. Pengukuran Kawasan
- Tekan ke FUNGSI button once until the area icon (a square) appears on the display.
- Ukur sisi pertama (cth, panjang) dengan menekan BACA.
- Ukur sisi kedua (cth, lebar) dengan menekan BACA.
- Kawasan yang dikira akan dipaparkan.
6.6. Pengukuran Isipadu
- Tekan ke FUNGSI button twice until the volume icon (a cube) appears on the display.
- Ukur panjang dengan menekan BACA.
- Ukur lebar dengan menekan BACA.
- Ukur ketinggian dengan menekan BACA.
- Isipadu yang dikira akan dipaparkan.
6.7. Pythagorean Measurement (Indirect Measurement)
This mode allows indirect measurement of heights or distances using the Pythagorean theorem.
- Tekan ke FUNGSI button three or four times until a Pythagorean icon appears (e.g., a triangle with one side flashing).
- Follow the on-screen prompts to measure the required sides of the triangle (e.g., hypotenuse, base).
- The device will calculate and display the unknown side.
6.8. Addition and Subtraction
After taking a measurement, you can add or subtract subsequent measurements.
- Take a first measurement.
- Tekan ke + button for addition or the - button for subtraction.
- Take the next measurement. The result will be added to or subtracted from the previous total.
- Repeat as needed. Press BACA to finalize the calculation.
6.9. Electronic Angle Sensor
The device features an electronic angle sensor that displays the tilt angle in real-time on the screen, useful for leveling or specific indirect measurements.

Rajah 6.1: The device display indicating the real-time electronic angle measurement.
6.10. Data Storage (Memory)
The POPOMAN MTM120B can store up to 99 sets of measurement data.
- After a measurement is displayed, press the Jimat button to store it.
- To recall stored data, press and hold the Jimat butang. Gunakan + dan - buttons to navigate through the stored records.
- To exit memory view, tekan butang OFF CLEAR butang.

Rajah 6.2: The device display showing multiple stored measurement data sets, indicating the 99-set memory feature.
6.11. Mod Redam
To operate the device silently, press the Subtraction / Sound button to toggle the sound on or off. This is useful in quiet environments.
7. Penyelenggaraan
- Pembersihan: Gunakan yang lembut, damp cloth to clean the device. Do not use abrasive cleaners or solvents. Pay special attention to keeping the laser lens clean.
- Storan: Store the device in its portable pouch in a cool, dry place when not in use. Avoid direct sunlight and extreme temperatures.
- Penjagaan Bateri: Although the device has a built-in lithium battery, it is recommended to charge it periodically if not used for extended periods to maintain battery health.
- The device has an IP54 rating, meaning it is protected against dust ingress and splashing water from any direction. However, it is not waterproof and should not be submerged.
8. Penyelesaian masalah
If you encounter issues with your POPOMAN MTM120B, refer to the table below for common problems and solutions.
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Peranti tidak dihidupkan. | Bateri lemah. | Cas peranti menggunakan kabel USB yang disediakan. |
| Pengukuran yang tidak tepat. |
|
|
| Paparan malap atau tidak boleh dibaca. | Low battery or strong ambient light. | Charge the device. Move to an area with less direct sunlight. |
| No sound feedback. | Mute mode is active. | Tekan ke Subtraction / Sound button to toggle sound on. |
9. Spesifikasi
| Model | POPOMAN MTM120B |
| Julat Pengukuran | 0.05 m hingga 50 m |
| Ketepatan | ± 2.0 mm |
| Unit Pengukuran | m / dalam / kaki / kaki+in |
| Kelas Laser | Kelas 2 |
| Penarafan Perlindungan Antarabangsa (IP) | IP54 (Dust and splash water protected) |
| Paparan | 2.25-inch LCD with backlight |
| Memori Data | 99 set |
| Jenis Bateri | Bateri Litium Boleh Dicas semula |
| Masa Mengecas | Lebih kurang 30 minit (untuk cas penuh) |
| Hayat Bateri | Approx. 8,000 measurements per charge |
| Automatic Laser Shut-off | 30 saat (lebih kurang) |
| Automatic Device Shut-off | 180 saat (lebih kurang) |
| Dimensi Produk | 11.7 x 5.2 x 2.6 cm |
| Berat Produk | 260 g |
| Benang Tripod | 1/4 inci |
10. Waranti dan Sokongan
10.1. Maklumat Waranti
The POPOMAN MTM120B Laser Distance Meter comes with a 24-month quality commitment dari tarikh pembelian. Waranti ini meliputi kecacatan pembuatan dan memastikan produk memenuhi piawaian prestasi yang ditetapkan di bawah penggunaan biasa.
The warranty does not cover damage caused by misuse, unauthorized modification, accidents, or normal wear and tear.
10.2. Sokongan Pelanggan
If you have any questions, require technical assistance, or need to claim warranty service, please contact POPOMAN customer support. Refer to the contact information provided on the product packaging or the official POPOMAN webtapak untuk saluran sokongan yang paling terkini.