1. Introduction and Overview
The SereneLife Portable Air Conditioner is a versatile 4-in-1 climate control system designed to provide comfort year-round. This compact unit offers cooling, heating, dehumidifying, and fan functions, making it an ideal solution for various indoor spaces. Its portable design with rolling wheels allows for easy movement between rooms, ensuring optimal comfort wherever you need it.
This manual provides detailed instructions for the safe and efficient operation, installation, and maintenance of your portable air conditioner.

Figure 1: SereneLife Portable Air Conditioner Unit and Remote
2. Product Features
- 4 Operating Modes: Cooling, Heating, Dehumidifier, and Fan for comprehensive climate control.
- High Cooling/Heating Capacity: 12,000 BTU (ASHRAE) / 7,000 BTU (SACC) cooling power and 12,000 BTU heating power, suitable for rooms up to 550 sq. ft.
- Built-in Dehumidifier: Capable of removing up to 1.8 liters of moisture per hour, improving air quality and comfort.
- Quiet Operation: Operates at a low noise level of only 56-59 dBa, ensuring peaceful use.
- Remote Control: Full control over all functions from a distance.
- Digital Touch Button Control Panel: Intuitive interface for easy adjustments.
- Automatic Swing Mode: Features a moving wind vent for maximum air circulation.
- Portability: Lightweight design with rolling wheels and inbuilt handles for easy movement.

Figure 2: Versatile 4-in-1 Functionality

Figure 3: Peaceful Cooling Environment
3. Included Components
Your SereneLife Portable Air Conditioner package includes the following items:
- Portable AC Unit
- Window Installation Plate
- Exhaust Hose
- Remote Control

Figure 4: What's in the Box
4. Setup & Installation
Follow these steps to set up your portable air conditioner for optimal performance:
- Positioning: Place the AC unit on a flat, stable surface near a window. Ensure there is adequate space around the unit for proper airflow.
- Attach Exhaust Hose: Connect the exhaust hose to the designated port on the back of the AC unit. Twist to secure it in place.
- Install Window Kit: Adjust the window installation plate to fit your window opening (suitable for double/single-hung windows and sliding slash windows). Secure the plate in the window frame.
- Connect Hose to Window Kit: Attach the other end of the exhaust hose to the opening in the window installation plate. Ensure a tight seal to prevent hot air from re-entering the room.
- Power Connection: Plug the power cord into a grounded electrical outlet.

Figure 5: Simple Window Kit Installation

Figure 6: Unit Dimensions and Features
5. Operating Instructions
Your SereneLife Portable Air Conditioner can be operated using the digital touch button control panel on the unit or the included remote control.
Control Panel / Remote Functions:
- Power Button: Turns the unit ON or OFF.
- Mode Button: Cycles through Cool, Fan, Dry (Dehumidifier), and Heat modes.
- Temperature Adjustment Buttons (Up/Down Arrows): Adjusts the desired temperature setting.
- Speed Button: Selects fan speed (Low, Mid, High).
- Swing Button: Activates or deactivates the automatic swing function of the air vent.
- Timer Button: Sets the auto-on or auto-off timer.
- Unit Selector (°C/°F): (Remote only) Switches between Celsius and Fahrenheit temperature display.

Figure 7: Control Panel and Remote Overview
6. Maintenance
Regular maintenance ensures the longevity and efficient operation of your portable air conditioner.
- Filter Cleaning: The unit features a washable filter. Regularly clean the air filter to maintain optimal performance and air quality. Refer to the full user manual for detailed cleaning instructions.
- Dehumidifier Drainage: The unit collects moisture during dehumidifying operation. Ensure proper drainage by connecting a hose to the drain port if continuous drainage is desired, or regularly empty the internal water tank if not using continuous drainage.
- General Cleaning: Wipe the exterior of the unit with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners.
7. Troubleshooting
If you encounter issues with your SereneLife Portable Air Conditioner, refer to the following common troubleshooting tips:
- Unit Does Not Turn On: Check if the power cord is securely plugged into a working outlet. Ensure the unit's power button is pressed.
- No Cooling/Heating: Verify that the correct mode (Cool/Heat) is selected and the temperature setting is appropriate. Check if the exhaust hose is properly installed and sealed. Ensure air filters are clean.
- Unit is Leaking Water: In dehumidifier mode, ensure the drain hose is properly connected for continuous drainage, or empty the internal water tank if it's full.
- Unusual Noise: Check for any obstructions in the air intake or exhaust vents. Ensure the unit is placed on a flat, stable surface.
For more detailed troubleshooting or persistent issues, please consult the full user manual or contact SereneLife customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Model Number | SLACHT128 |
| Cooling Power (ASHRAE) | 12,000 BTU |
| Cooling Power (SACC) | 7,000 BTU |
| Heating Power | 12,000 BTU |
| Coverage Area | Up to 550 sq. ft. |
| Moisture Removal | 1.8 liters/hr |
| Noise Level | 56-59 dBa |
| Product Dimensions (D x W x H) | 13.4" x 17.4" x 32.1" |
| Item Weight | 70.3 pounds |
| Voltage | 120 Volts (AC) |
9. Warranty & Support
Your SereneLife Portable Air Conditioner comes with a 1 Year Hassle-Free Warranty from the date of purchase. Please retain your proof of purchase for warranty claims.
For detailed information, troubleshooting, or customer support, please refer to the official User Manual PDF available online or contact SereneLife customer service.
Official User Manual (PDF): Download Here