1. Introduction
Thank you for choosing the PUSEE 14oz Self-Heating Coffee Mug. This innovative mug is designed to keep your beverages at your preferred temperature, ensuring a perfect sip every time. Please read this instruction manual thoroughly before using your new mug to ensure safe operation and optimal performance. Keep this manual for future reference.
2. Product Overview
The PUSEE Self-Heating Coffee Mug combines advanced temperature control with a durable, food-grade design to enhance your hot beverage experience. It features a long-lasting battery for portability and a charging base for continuous warmth.
- 5-Hour Battery Life: Keeps drinks warm for up to 5 hours on a full charge (best performance with lid). Stays hot all day when on the charging base.
- Precise 3-Level Temperature Control: Easy one-button operation to select 113°F, 131°F, or 149°F with a clear LED indicator.
- Safe & Durable Design: Automatic sleep mode when empty or inactive for 3 hours. Crafted from 100% BPA-free, food-grade stainless steel with a scratch-resistant interior.
- Complete Set: Includes a 14oz smart coffee mug, a spill-resistant lid, and a charging base.

This image displays the PUSEE 14oz Self-Heating Coffee Mug in black, resting on its circular charging base. The mug features a handle and a small display area on its lower front, indicating heating levels with three illuminated dots and a flame icon. The overall design is sleek and modern.
3. Package Contents
Your PUSEE Self-Heating Coffee Mug package includes:
- 1 x 14oz Smart Coffee Mug
- 1 x Spill-Resistant Lid
- 1 x Charging Base

This image shows the three main components of the product: the self-heating mug, its spill-resistant lid, and the rapid charge base. Each item is clearly labeled, highlighting the stainless steel interior of the mug and the waterproof design.
4. Safety Instructions
Please adhere to the following safety guidelines to prevent damage to the product or personal injury:
- Do Not Clean with Hot Water: Avoid using hot water for cleaning.
- No Dishwasher or Microwave: The mug is NOT dishwasher or microwave safe. These appliances will damage the electronics and heating system.
- Ensure Dryness: Always ensure the mug bottom and charging base are completely dry before use. Moisture can shorten the mug’s lifespan or cause safety issues.
- Automatic Shut-Off: The mug automatically enters sleep mode when empty or inactive for 3 hours.
- Handle with Care: The mug contains a 12V battery. Do not disassemble.

This image visually reinforces the critical safety instructions. It shows the mug being placed into a dishwasher with a red 'X' over it, and the mug inside a microwave with another red 'X', clearly indicating that these methods of cleaning or heating are prohibited due to potential damage to the mug's electronic components.
5. Setup
Before first use, please follow these steps:
- Charge Fully: Fully charge the mug before its initial use. Ensure both the mug and coaster are dry.
- Pour Beverage: Pour your desired hot beverage (coffee, tea, hot chocolate) into the mug.
- Power On & Select Temperature: Press the power button on the mug. Select your preferred temperature from the 3 available levels (113°F, 131°F, or 149°F).
- Use Lid for Best Results: Place the spill-resistant lid on the mug for better insulation and extended warmth.

This image illustrates the four simple steps to use the PUSEE smart mug. Step 1 shows the mug on its charging base, emphasizing full charge and dryness. Step 2 depicts pouring a drink into the mug. Step 3 highlights pressing the power button and selecting a temperature. Step 4 shows the mug with its lid on for optimal warmth.
6. Operating Instructions
The PUSEE Self-Heating Coffee Mug offers both portable and continuous heating modes:
Portable Mode (Off Charging Base)
Once fully charged, the mug can keep your drink warm for up to 5 hours. For best results and to maximize battery life, always use the mug with its lid in portable mode.
Continuous Heating Mode (On Charging Base)
When placed on the charging base, the mug will maintain your selected temperature indefinitely, making it ideal for long periods at your desk or during meetings.

This image illustrates the dual-mode functionality of the mug. On the left, the mug is shown on its coaster for unlimited heating, suitable for home or office. On the right, the mug is used without the coaster, offering 1.5-5 hours of heating, ideal for outdoor use. The text emphasizes using the lid for best heat retention.
7. Temperature Control
The mug features a simple one-button interface for temperature selection:
- 113°F (Warm): Indicated by one illuminated dot.
- 131°F (Hot): Indicated by two illuminated dots.
- 149°F (Piping): Indicated by three illuminated dots.
Press the power button repeatedly to cycle through the temperature settings. The LED indicator will clearly show the currently selected temperature.

This image displays the three temperature settings (Warm 113°F, Hot 131°F, Piping 149°F) and their corresponding estimated runtimes. It shows that the mug has a 14oz capacity and a 316 stainless steel interior. A table details battery life with and without the lid, both off and on the coaster.
8. Battery Life & Charging
The mug is equipped with a 12V battery (included) that provides up to 5 hours of warmth when fully charged and used off the charging base. When placed on the charging base, the mug will continuously maintain your desired temperature.
This video, provided by PUSEE, showcases the features and functionality of the 14oz Self-Heating Coffee Mug, including its design, temperature control, and portability.
9. Maintenance & Cleaning
To ensure the longevity and proper function of your PUSEE Self-Heating Coffee Mug, follow these cleaning instructions:
- Hand Wash Only: The mug must be hand washed. Use mild soap and water.
- Avoid Submerging: Do not submerge the mug's electronic base in water.
- Dry Thoroughly: Always ensure the mug bottom and charging base are completely dry before connecting to power or storing.
- Stainless Steel Interior: The interior is made of scratch-resistant stainless steel, designed to preserve beverage flavor.
10. Troubleshooting
If you encounter any issues with your PUSEE Self-Heating Coffee Mug, please refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Mug not heating | Low battery; Not powered on; Mug not properly seated on base (if applicable) | Charge the mug fully; Press the power button; Ensure mug is correctly placed on the charging base. |
| Short battery life | Lid not used; High temperature setting; Aging battery | Always use the lid for optimal insulation; Use a lower temperature setting if extended battery life is needed; Contact support if battery performance significantly degrades. |
| LED indicator not working | Mug is off; Battery is completely drained | Press the power button to turn on; Place mug on charging base to charge. |
11. Specifications
- Brand: PUSEE
- Model Name: F2
- Color: Black
- Capacity: 14oz
- Special Feature: Automatic Shut-Off
- Included Components: Spill-resistant lid, Charging base
- Item Weight: 1.74 pounds (0.79 Kilograms)
- Package Dimensions: 6.93 x 6.34 x 4.92 inches
- Batteries: 1 x 12V battery required (included)
12. Warranty & Support
For warranty information or technical support, please contact PUSEE customer service. Refer to the product packaging or the official PUSEE website for contact details.





