1. Important Safety Instructions
Please read all instructions carefully before using this electric patio heater. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- General Safety: Ensure the master power switch is open before initial use. Always unplug the heater when not in use or before cleaning.
- Placement: Do not place the heater directly below a socket outlet. Maintain a minimum safe distance from combustible materials (e.g., furniture, curtains, paper).
- Power Supply: Connect the heater to a properly grounded outlet. Do not use with extension cords or power strips unless specifically rated for the heater's wattage.
- Water and Moisture: This heater has an IP55 waterproof rating, making it suitable for outdoor use and resistant to rain, snow, sand, or dust. However, do not immerse the heater in water.
- Overheating Protection: The heater is equipped with an overheating protection system that automatically shuts off the unit if it becomes too hot.
- Children and Pets: Keep children and pets away from the heater to prevent burns or other injuries.
- Maintenance: Do not attempt to repair or modify the heater yourself. Contact qualified service personnel for any repairs.
2. Product Overview
The YESERLI Electric Patio Heater (Model 2508) is a 1500W carbon infrared heater designed for efficient and quiet heating in outdoor and indoor spaces. It features advanced far-infrared technology for rapid heating, directly warming objects and people rather than the air.

Figure 2.1: YESERLI Electric Patio Heater, front view.
Key Features:
- Efficient Far Infrared Heating: Utilizes high-quality carbon fiber tubes for rapid heating (within 2 seconds) and high thermal efficiency (up to 90%).
- Multiple Power Settings: Offers three power levels: 500W (P1), 1000W (P2), and 1500W (P3).
- Remote Control & Touch Screen: Easy control of power settings and timer via remote or integrated touch panel.
- Quiet Operation: Designed for minimal noise, suitable for various environments.
- 24-Hour Timer: Programmable timer for automatic shut-off.
- IP55 Waterproof Rating: Withstands outdoor elements like rain, snow, sand, and dust.
- Safety Features: Includes overheating protection and a master power switch.
- Versatile Use: Ideal for patios, garages, sheds, restaurants, and other outdoor or indoor areas.

Figure 2.2: The heater features IP55 waterproofing and resistance to snow and rain, making it suitable for various outdoor conditions.
3. Setup and Installation
The YESERLI Electric Patio Heater is designed for wall mounting. Follow these steps for proper installation.
Package Contents:
- YESERLI Electric Patio Heater
- Remote Control (requires 3V CR2450 lithium battery, not included)
- Mounting Bracket
- M6 Spanner
- 'L' Hexagonal Wrench (4mm)
- M6*50 Explosive Bolts (4 pcs)

Figure 3.1: Heater dimensions (32.28 inches long) and included accessories for installation.
Installation Steps:
- Choose Location: Select a suitable wall location, ensuring minimum distances: at least 50cm from side walls and ceiling, and at least 180cm from the floor.
- Drill Holes: Mark and drill holes for the M6x50mm Expansion Bolts.
- Insert Bolts: Insert the expansion bolts into the drilled holes.
- Secure Bracket: Attach the mounting bracket to the wall using the inserted bolts. The bracket allows for adjustable tilting.
- Mount Heater: Secure the heater onto the mounting bracket.
- Connect Power: Plug the heater into a suitable 120V power outlet.

Figure 3.2: Visual guide for wall-mounting the heater, including recommended minimum distances from surrounding surfaces.
Video 3.1: This video demonstrates the unboxing and basic features of the YESERLI Electric Patio Heater, including the adjustable mounting bracket and control panel. It also shows the heater in operation, highlighting its rapid heating capability.
4. Operating Instructions
The heater can be operated using the touch control panel on the unit or the included remote control.
Initial Power On:
- Ensure the heater is securely mounted and plugged into a 120V power source.
- Locate the master power switch on the side of the heater and switch it to the "ON" (I) position.

Figure 4.1: Control panel and remote control for the heater, showing power, heat level, and timer functions.
Using the Remote Control:
The remote control allows convenient operation from a distance. Insert a 3V CR2450 lithium battery (not included) into the remote before use.
- Power Button (Ⓘ): Press to turn the heater ON or OFF.
- Heat Setting Button (Ⓖ): Press to cycle through the three power settings: P1 (500W), P2 (1000W), P3 (1500W). The current setting will be displayed on the heater's LED screen.
- Timer Button (Ⓛ): Press to set the automatic shut-off timer for up to 24 hours. Each press increases the timer by one hour.

Figure 4.2: Remote control and touch panel interface, illustrating the three power settings.
Using the Touch Control Panel:
The touch control panel on the heater unit provides the same functionality as the remote control.
- Tap the respective icons for Power, Heat Setting, or Timer to adjust the heater's operation.
5. Maintenance and Care
Regular maintenance ensures optimal performance and longevity of your heater. Always ensure the heater is unplugged and completely cool before performing any maintenance.
- Cleaning: Wipe the exterior of the heater with a soft, damp cloth. Do not use abrasive cleaners or solvents. Ensure no water enters the internal components.
- Storage: If storing the heater for an extended period, clean it thoroughly and store it in a cool, dry place, protected from dust.
- Inspection: Periodically check the power cord and plug for any signs of damage. If damaged, do not use the heater and contact customer support.
- Heating Element: The carbon fiber heating tubes are designed for long life. Do not attempt to replace them yourself.
6. Troubleshooting
If you encounter issues with your YESERLI Electric Patio Heater, refer to the following troubleshooting guide:
| Problem | Possible Cause | Solution |
|---|---|---|
| Heater does not turn on. |
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| Heater is on but no heat is emitted. |
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| Remote control not working. |
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7. Specifications
| Feature | Specification |
|---|---|
| Brand | YESERLI |
| Model Number | 2508 |
| Power Settings | 3 (500W, 1000W, 1500W) |
| Voltage | 120 Volts |
| Heating Technology | Carbon Infrared |
| Waterproof Rating | IP55 |
| Timer Function | Up to 24 hours |
| Product Dimensions | 4.3"D x 33"W x 4.33"H |
| Item Weight | 4.8 pounds |
| Mounting Type | Wall Mount |
| Recommended Use | Outdoor, Patio, Garage, Shed, Home Office, Study Room |

Figure 7.1: Heating area coverage and power levels.
8. Warranty and Customer Support
For warranty information or technical assistance, please contact YESERLI customer support. Keep your purchase receipt as proof of purchase.
- Contact Information: Refer to the product packaging or the official YESERLI website for the most up-to-date customer support details.
- Online Resources: Visit the YESERLI Store on Amazon for additional product information and support.