Introduction
Thank you for choosing the HIRALIY Water Timer. This programmable sprinkler timer is designed to simplify your garden watering, offering flexible scheduling options, manual control, and rain delay features. Its robust IP65 waterproof construction and brass swivel inlet ensure durability and reliable performance. Please read this manual carefully to ensure proper installation and operation.

Figure 1: HIRALIY Water Timer Overview
Safety Information
- Do not immerse the timer completely in water, despite its IP65 rating.
- Use only 2*AA (1.5V) Alkaline batteries. Do not mix old and new batteries, or different types of batteries.
- Remove batteries if the timer will not be used for an extended period.
- Protect the timer from freezing temperatures to prevent damage.
- Ensure all connections are tight to prevent leaks.
Package Contents
- 1 x HIRALIY Water Timer (Model: HN01-timer)
- 1 x User Manual
Setup
1. Battery Installation
- Locate the battery compartment on the back of the timer.
- Slide the battery cover off.
- Insert two (2) new AA (1.5V) Alkaline batteries, ensuring correct polarity (+/-).
- Replace the battery cover securely.
The timer will power on and the screen will display. A low battery indicator will appear when batteries need replacement.

Figure 2: Low Power Protection Indicator
2. Connecting the Water Timer
- Screw the brass swivel inlet of the timer onto your outdoor faucet (standard US 3/4" NHT). Hand-tighten only.
- Connect your garden hose or irrigation system to the outlet at the bottom of the timer. Ensure a secure connection to prevent leaks.

Figure 3: Timer Connected to Faucet
Operating Instructions
The HIRALIY Water Timer features a rotary dial and intuitive buttons for easy programming.
1. Setting the Clock
- Turn the dial to SET CLOCK.
- Use the "+" and "-" buttons to adjust the current time (hours and minutes).
- Press the OK button to confirm each setting.
- Turn the dial to save the setting.
2. Programming Watering Schedules (Auto Mode)
The timer allows for up to 3 individual watering plans (P1, P2, P3) per day.

Figure 4: Three Individual Watering Plans
Setting Start Time:
- Turn the dial to START TIME.
- Use the "+" and "-" buttons to set the desired start time for P1. Press OK to confirm.
- Repeat for P2 and P3 if needed.
- Turn the dial to save.
Setting How Long (Watering Duration):
Duration can be set from 1 minute to 23 hours and 59 minutes.
- Turn the dial to HOW LONG.
- Use the "+" and "-" buttons to set the watering duration for P1. Press OK to confirm.
- Repeat for P2 and P3 if needed.
- Turn the dial to save.
Setting How Often (Watering Frequency):
Choose between two modes: Weekday Mode or Every 1-6 Days Mode.

Figure 5: Two Watering Cycle Modes
- Turn the dial to HOW OFTEN.
- Use the "+" and "-" buttons to select your desired frequency mode:
- Weekday Mode: Select specific days of the week (Sun-Sat) for watering.
- Every 1-6 Days Mode: Set the timer to water every 1 to 6 days.
- Press OK to confirm your selection.
- Turn the dial to save.
Activating Auto Mode:
- After setting all desired watering plans, turn the dial to AUTO.
- The timer will now automatically execute the programmed watering schedules.
3. Manual Watering Mode
This mode allows for immediate watering without interrupting your preset schedules.

Figure 6: Manual Watering in Progress
- Press the PLAN MANUAL button.
- Use the "+" and "-" buttons to set the desired manual watering duration (1 minute to 23 hours 59 minutes).
- Press OK to start manual watering.
- To stop manual watering, press OK again or turn the dial to OFF.
4. Rain Delay Function
Temporarily suspend watering for a set period (1 to 7 days) to conserve water during rainy weather.

Figure 7: Rain Delay Feature
- In AUTO mode, press and hold the "+" button for 3-5 seconds to enter Rain Delay mode.
- Use the "+" and "-" buttons to select the desired delay duration (1-7 days).
- Press OK to activate the rain delay. The timer will resume its schedule after the delay period.
- To cancel Rain Delay, press and hold the "+" button again for 3-5 seconds.
5. Child Lock Function
Prevent accidental changes to your watering schedule.
- To activate Child Lock, press and hold the "-" button for 5 seconds. A lock icon will appear on the screen.
- To deactivate Child Lock, press and hold the "-" button for 5 seconds again. The lock icon will disappear.
6. OFF Mode
To stop all watering plans for an extended period without losing your settings.
- Turn the dial to OFF.
- The timer will cease all automatic and manual watering. Your programmed settings will be retained.
- To resume watering, turn the dial back to AUTO.
7. Official Product Video: How to Set Up Your Watering Program
Video 1: This video demonstrates the step-by-step process of setting the clock, programming start times, watering durations, and frequencies, as well as using the rain delay and manual watering functions of the HIRALIY Water Timer.
Maintenance
- Battery Replacement: Replace batteries when the low power indicator appears to ensure continuous operation.
- Cleaning: Periodically clean the filter washer at the inlet to prevent debris from clogging the timer.
- Winterization: Before the first frost, disconnect the timer from the faucet and store it indoors in a dry, protected area. Remove batteries to prevent corrosion.

Figure 8: IP65 Water Resistance
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Timer not turning on/display blank | No batteries or dead batteries. | Install new AA Alkaline batteries. |
| Water not flowing | Timer in OFF mode; Low water pressure; Clogged filter; Incorrect programming. | Turn dial to AUTO; Check water supply; Clean filter washer; Review programming steps. |
| Timer not watering at scheduled time | Incorrect clock setting; Incorrect program setting; Rain delay active; Child lock active. | Verify current time; Re-program schedules; Check/cancel rain delay; Deactivate child lock. |
| Leaks from connections | Loose connections; Missing/damaged washer. | Ensure connections are hand-tight; Check and replace rubber washer if damaged. |
Specifications
- Model: HN01-timer
- Material: Acrylonitrile Butadiene Styrene
- Color: Black
- Product Dimensions: 3"D x 5"W x 5"H
- Item Weight: 12.3 ounces
- Watering Duration: 1 minute to 23 hours 59 minutes
- Watering Frequency: Every 1-6 days or specific weekdays
- Watering Plans: Up to 3 individual plans per day
- Rain Delay: 1-7 days
- Water Resistance: IP65
- Inlet Connection: US 3/4" NHT (Brass Swivel)
- Power Source: 2 x AA (1.5V) Alkaline batteries (not included)
Warranty and Support
HIRALIY products are designed for reliability and performance. For warranty information or technical support, please refer to the contact details provided on the product packaging or visit the official HIRALIY website. Please have your model number (HN01-timer) and purchase information ready when contacting support.