1. Pengenalan
This manual provides essential information for the safe and effective operation of your Pretul NL-12P Rechargeable Green Laser Level. Please read these instructions thoroughly before first use and keep them for future reference. This device is designed for precise leveling and alignment tasks in various applications.
2. Arahan Keselamatan
AMARAN: Sinaran Laser. Elakkan pendedahan langsung kepada mata.
- Jangan merenung terus ke pancaran laser.
- Jangan halakan pancaran laser kepada orang atau haiwan.
- Jangan kendalikan peranti dalam suasana meletup.
- Jauhkan peranti daripada capaian kanak-kanak.
- Gunakan hanya pengecas yang disediakan bersama peranti.
- Do not attempt to modify or disassemble the laser level. This can lead to hazardous laser exposure and voids the warranty.
- Pastikan kawasan kerja bebas daripada halangan dan potensi bahaya.
3. Kandungan Pakej
Sahkan bahawa semua item terdapat dalam pakej:
- Pretul NL-12P Laser Level
- Bateri Li-ion
- Pengecas
- Pangkalan Magnetik
- Lekap di dinding
- Quick-Release Tripod
- Membawa Sarung

Figure 3.1: Included accessories: carrying case and quick-release tripod.
4. Produk Lebihview
Familiarize yourself with the components of your Pretul NL-12P laser level:

Figure 4.1: Key components of the Pretul NL-12P Laser Level.
- Windows Output Laser: Emits the green laser beams.
- Pangkalan Magnetik: Allows for secure attachment to metallic surfaces.
- Bateri Li-ION: Rechargeable power source for the device.
- On/Off Knob: Controls the power and locking mechanism.
- Quick-Release Tripod: Provides a stable base for the laser level.
- Tahap Buih: Assists in manual leveling when self-leveling is not active.

Rajah 4.2: Sisi view showing the magnetic base.

Rajah 4.3: Belakang view of the laser level.
5. Persediaan
5.1 Mengecas Bateri
Before first use, fully charge the Li-ion battery. Connect the charger to the laser level and plug it into a power outlet. The charging indicator will show the charging status. Once fully charged, disconnect the charger.
5.2 Attaching the Tripod and Magnetic Base
The laser level can be mounted on the quick-release tripod or attached to metallic surfaces using the magnetic base.
- For Tripod: Screw the laser level onto the 1/4" thread of the quick-release tripod. Adjust the tripod legs for stability.
- For Magnetic Base: Attach the magnetic base to the bottom of the laser level. The base can then be secured to suitable metallic surfaces.

Figure 5.1: Laser level with magnetic base.
6. Operasi
6.1 Menghidupkan/Mematikan dan Meratakan Kendiri
- To power on the device and activate self-leveling mode, rotate the On/Off knob to the unlocked position. The laser lines will automatically level within ±3°. If the device is outside this range, the laser lines will flash to indicate it cannot self-level.
- To power off, rotate the On/Off knob to the locked position. This also locks the pendulum for safe transport.
6.2 Menukar Talian Laser
The NL-12P projects 12 lines (3 x 360° planes). Use the control buttons on the top of the device to switch between horizontal and vertical lines:
- Press the 'H' button to activate/deactivate horizontal laser lines.
- Press the 'V' button to activate/deactivate vertical laser lines.
- Multiple lines can be active simultaneously.
6.3 Manual Mode (Locked Pendulum)
For projecting lines at an angle, you can use the manual mode:
- With the device powered off (knob in locked position), press and hold the 'H' or 'V' button for a few seconds to activate the laser lines in manual mode.
- In this mode, the self-leveling function is deactivated, and the laser lines can be projected at any angle. The lines will not flash.
- To exit manual mode, turn the device off using the On/Off knob.
Video 6.1: Demonstration of Pretul NL-12P Laser Level features, including setup and operation of laser lines.
7. Penyelenggaraan
- Pembersihan: Gunakan yang lembut, damp cloth to clean the device. Do not use abrasive cleaners or solvents. Keep the laser output windows clean for optimal performance.
- Penjagaan Bateri: Store the battery in a cool, dry place. If storing for extended periods, charge the battery every 3-6 months to maintain its lifespan.
- Storan: When not in use, store the laser level in its carrying case in a dry, dust-free environment. Ensure the pendulum is locked before storage or transport.
8. Penyelesaian masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Garisan laser berkelip-kelip. | Device is outside its self-leveling range (±3°). | Place the laser level on a more level surface. |
| Garisan laser malap atau tidak kelihatan. | Low battery or bright ambient light. | Recharge the battery. Use the laser level in a less brightly lit environment or use a laser receiver (sold separately) for outdoor use. |
| Peranti tidak dihidupkan. | Bateri habis atau tidak dimasukkan dengan betul. | Ensure the battery is charged and correctly inserted. Check the On/Off knob is in the unlocked position. |
| Laser lines are not level in self-leveling mode. | Device is damaged or requires calibration. | Contact customer support for assistance. Do not attempt to repair yourself. |
9. Spesifikasi
| Ciri | Perincian |
|---|---|
| Model | NL-12P |
| Jenama | harga |
| Warna Laser | Green (4X greater visibility than red laser) |
| Bilangan Baris | 12 lines (3 x 360° planes) |
| Julat Meningkat Diri | ± 3° |
| Toleransi | 0.2 mm/m |
| Julat | Sehingga 25 meter |
| Sumber Kuasa | Bateri Li-ion yang boleh dicas semula |
| bahan | Plastik, Akrilonitril Butadiena Stirena (ABS) |
| warna | kuning |
| Dimensi Produk | 12 cm (panjang) x 10 cm (lebar) |
| Berat Barang | 1 Kilogram |
| Penarafan IP | IP54 (Splash Resistant, Protected against limited dust ingress) |
| Elemen Termasuk | Charger, Wall mount, Magnetic base, Laser level, Case, Li-ion battery, Quick-release tripod |

Figure 9.1: IP54 Protection Rating details.

Figure 9.2: Product packaging highlighting key features and specifications.
For additional information and videos, please visit: Truper Product Page
10. Waranti dan Sokongan
Grupo Truper offers a comprehensive warranty covering over 25,000 accessories and spare parts, with minimal or no labor cost. There are 177 service centers in Mexico and 15 Latin American countries. No purchase receipt is required to validate the warranty.
For warranty claims or technical support, please contact your local Pretul service center or visit the official Pretul weblaman web untuk maklumat lebih lanjut.
For more information about Pretul products, visit the Pretul Store on Amazon.