1. សេចក្តីផ្តើម
This manual provides instructions for the installation, operation, and maintenance of your johgee WiFi Irrigation Timer. This smart device allows you to control your garden watering system remotely via an app, offering features like rain delay and voice control compatibility. Please read this manual thoroughly before use to ensure proper function and longevity of the product.
2. ផលិតផលលើសview មាតិកាកញ្ចប់
The johgee WiFi Irrigation Timer system includes the main timer unit, a WiFi gateway, and necessary accessories for installation.
មាតិកាកញ្ចប់៖
- 1 x johgee WiFi Irrigation Timer (1 Outlet)
- 1 x WiFi Gateway (2.4 GHz only)
- 1 x 1/2" Adapter
- 1 x ឧបករណ៍ភ្ជាប់រហ័ស
- 1 x Raw Tape
- 2 x O-Rings
- 1 x សៀវភៅណែនាំអ្នកប្រើប្រាស់

Figure 1: Contents of the johgee Wireless Water Timer package, including the main timer unit, WiFi gateway, adapters, quick connector, raw tape, O-rings, and user manual.
២.១. លក្ខណៈសំខាន់ៗ
- 300M RF Technology: The WiFi gateway utilizes RF technology, allowing a connection distance of up to 300 meters in open environments, providing a stable and extended range compared to standard Bluetooth connections.
- Smart Rain Delay: The system can automatically detect weather conditions and delay watering during rainfall. Manual rain delay settings (24/48/72 hours) are also available via the app.
- ការគ្រប់គ្រងកម្មវិធីឆ្លាតវៃ៖ Connect the WiFi hub to your 2.4 GHz Wi-Fi network to control the irrigation system remotely via the dedicated app from anywhere.
- ភាពត្រូវគ្នានៃការគ្រប់គ្រងសំឡេង៖ Compatible with Alexa and Google Assistant for convenient voice commands.
- Flexible Irrigation Modes: Choose between 'irrigation' and 'spray' modes. Up to 5 irrigation plans and 1 spray plan can be configured to suit various watering needs (garden, greenhouse, pool).
- Wall-Penetrating Signal: The RF technology provides wide coverage, capable of penetrating multiple obstacles for stable connection within a 300-meter range.

Figure 2: Illustration of the 300M RF technology range, showing the WiFi gateway plugged into an outlet, the irrigation timer connected to a faucet, and a smartphone displaying the app, with a pool in the background.

Figure 3: Comparison of wireless range, highlighting the 300m RF range of the johgee timer versus a typical 15m range of other smart devices.
4. ការណែនាំអំពីការដំឡើង
4.1 Install Batteries in the Timer Unit
- Open the battery compartment on the back of the irrigation timer.
- Insert 2 AA alkaline batteries (not included), ensuring correct polarity.
- Close the battery compartment securely to maintain water resistance.
4.2 Connect the Timer to Your Faucet
- ត្រូវប្រាកដថាម៉ាស៊ីនទឹកត្រូវបានបិទ។
- Thread the irrigation timer onto your outdoor faucet. Hand-tighten only.
- If necessary, use the provided 1/2" adapter for compatibility with your faucet size.
- Connect your garden hose to the outlet of the irrigation timer.
4.3 Install and Pair the WiFi Gateway
- Plug the WiFi gateway into a standard power outlet indoors, within range of your 2.4 GHz Wi-Fi network.
- Download the 'Smart Life' or 'Tuya Smart' app from your smartphone's app store (iOS or Android).
- ចុះឈ្មោះ ឬចូលទៅក្នុងគណនីរបស់អ្នកនៅក្នុងកម្មវិធី។
- In the app, add a new device. Follow the on-screen instructions to connect the gateway to your 2.4 GHz Wi-Fi network.
- Once the gateway is connected, add the irrigation timer as a sub-device within the app. The app will guide you through the pairing process.

Figure 4: The WiFi Irrigation Timer connected to an outdoor faucet, demonstrating app control and the WiFi gateway.
5. សេចក្តីណែនាំប្រតិបត្តិការ
៦.២ ការគ្រប់គ្រង និងការកំណត់ពេលវេលាកម្មវិធី
Use the 'Smart Life' or 'Tuya Smart' app to create and manage your watering schedules.
- Open the app and select your irrigation timer.
- រុករកទៅផ្នែក 'កាលវិភាគ'។
- Set start times, watering duration, and frequency (e.g., specific days of the week, every day, or every few days). Up to 5 irrigation plans can be set.
- Save your schedule. The timer will operate automatically based on these settings.

Figure 5: The mobile app interface for scheduling irrigation, showing options for start time, duration, and frequency.
5.2 ការស្រោចទឹកដោយដៃ
For immediate watering outside of scheduled times, use the manual watering function.
- In the app, select the timer and choose the 'Manual' option.
- Set the desired duration for manual watering (up to 11 hours and 59 minutes).
- The timer will start watering immediately and stop after the set duration.

Figure 6: Manual watering mode in action, showing the controller and a child watering plants.
៣.៣ មុខងារពន្យារពេលភ្លៀង
Prevent over-watering during rainy periods.
- Automatic Rain Delay: The system can detect local weather and automatically pause watering if rain is expected.
- Manual Rain Delay: In the app, select the timer and find the 'Rain Delay' option. You can manually set a delay for 24, 48, or 72 hours.

Figure 7: The smartphone app interface showing the rain delay function, allowing users to adjust the delay duration.
5.4 ការគ្រប់គ្រងសំឡេង (Alexa និង Google Assistant)
Integrate your irrigation timer with smart home assistants for hands-free control.
- Ensure your johgee WiFi Irrigation Timer is successfully paired with the 'Smart Life' or 'Tuya Smart' app.
- បើកកម្មវិធី Alexa ឬ Google Home។
- Enable the 'Smart Life' or 'Tuya Smart' skill/service and link your account.
- Discover devices. Your irrigation timer should appear.
- ឥឡូវនេះ អ្នកអាចប្រើពាក្យបញ្ជាសំឡេងដូចជា៖ "Alexa, turn on the Smart Water Timer" or "Hey Google, start watering the garden."

Figure 8: Illustration of smart voice control integration, showing a person in a kitchen with a smart speaker.
5.5 Flexible Irrigation Modes
The timer supports various watering methods to suit different needs.
- របៀបស្រោចស្រព៖ Standard watering for gardens, lawns, and potted plants. Up to 5 distinct irrigation plans can be set.
- របៀបបាញ់ថ្នាំ៖ Ideal for greenhouse spraying or other applications requiring a mist. One spray plan can be configured.

Figure 9: A collage illustrating various irrigation scenarios, including pool filling, potted plant irrigation, lawn watering, and fruit tree watering.
6. ការថែទាំ
- ការជំនួសថ្ម៖ Replace batteries in the timer unit annually or when the low battery indicator appears in the app. Use only new AA alkaline batteries.
- ការសម្អាត៖ Periodically clean the filter washer at the inlet of the timer to prevent debris from clogging the unit.
- ការផ្ទុករដូវរងា៖ Before the first frost, disconnect the timer from the faucet and store it indoors in a dry, frost-free location. Remove batteries before storage.
- ពិនិត្យមើលការលេចធ្លាយ៖ Regularly inspect all connections for leaks and tighten if necessary. Replace O-rings if they appear worn or damaged.
7. ការដោះស្រាយបញ្ហា
| បញ្ហា | មូលហេតុដែលអាចកើតមាន | ដំណោះស្រាយ |
|---|---|---|
| កម្មវិធីកំណត់ពេលវេលាមិនស្រោចទឹក។ |
|
|
| App cannot connect to the timer. |
|
|
| លេចធ្លាយនៅទំនាក់ទំនង។ |
|
|
8. លក្ខណៈបច្ចេកទេស
| លក្ខណៈ | លម្អិត |
|---|---|
| លេខម៉ូដែល | 633 |
| ម៉ាក | ចូជី |
| សម្ភារៈ | ABS |
| ពណ៌ | ប្រផេះ |
| ចំនួនកន្លែងលក់ | 1 |
| RF Connection Range | រហូតដល់ 300 ម៉ែត្រ (បរិយាកាសបើកចំហ) |
| ប្រេកង់ Wi-Fi | ២,៤ GHz ប៉ុណ្ណោះ |
| ភាពឆបគ្នានៃផ្ទះឆ្លាតវៃ | Alexa, Google Assistant |
| Power Source (Timer) | ថ្ម AA 2 x (មិនរួមបញ្ចូល) |
| ប្រទេសដើម | ចិន |
9. ការធានា និងការគាំទ្រ
johgee products are designed and manufactured to the highest quality standards. This product comes with a standard manufacturer's warranty. For detailed warranty information, please refer to the warranty card included in your package or contact johgee customer support.
ជំនួយអតិថិជន៖
If you encounter any issues or have questions regarding your johgee WiFi Irrigation Timer, please contact our customer support team. Contact details can typically be found on the product packaging, the official johgee webគេហទំព័រ ឬតាមរយៈវេទិកាទិញរបស់អ្នក។