3 in 1 Espresso Maker
Instruction Manual
Model: KF-JN-02
Caution: Do not rinse the main unit with water.
Please read the instruction manual before first use and keep it if necessary.
Parts and Components
Specifications
| Model No.: KF-JN-02 | Material: ABS+304+PA/GF |
| Brew Types: cold/hot brew | Water Tank: 60ml |
| Coffee Cup Capacity: 120ml | Battery: 2500mAh*3 |
| Charging Voltage/Current: 5V/2A | Power: 72W |
| Water Heating Time: 5 minutes | Water Heating Temperature: 91 °C |
| Anti-Dry Burning Temperature: 145 °C | Product Size: 83.5(D)*245.5(H)mm |
Charging Guide
- Please make sure it is fully charged before first use.
- When the red LED flashes, the battery is low and needs to be recharged.
- This machine cannot operate while charging.
Safety Instructions
- Do not touch the orange pad on the cap while heating. Keep children away from the device during operation to avoid burns.
- Do not operate the heating function without water, even though the device includes an anti-dry heating protection at 145°C.
- Clean the device and keep it dry after each use to maintain performance and hygiene.
| LED Status | Operating Status |
| Orange light breathing/flashing | The device is heating |
| Red light flashing for 5 seconds | The heating process is complete |
| Green light flashing | Extraction is in progress. |
How to Use
 |
 |
| Dual Shot Filter Basket | Single Shot Filter Basket |
Step 1: Prepare Your Coffee
Brewing with Coffee Capsule
- Find the capsule adapter.
- Insert the capsule based on your desired brew strength:
- For a Double Shot:
Push the capsule firmly into the capsule adapter with the aluminum side facing up.
- For a Single Shot:
Insert the single capsule adapter into the dual-shot filter basket, with the aluminum side facing down. Make sure the capsule is fully pressed to the bottom.
- Brewing with Ground Coffee
1. Find the ground coffee filter basket.
2. Load one full spoon of ground coffee (about 5-7g), then transfer the ground coffee into the filter basket.
3. Tamp the ground coffee firmly with the spoon bottom until the basket is 80% full.
4. Put the water funnel cap back on. Insert the ground coffee filter basket into the dual-shot capsule adapter.
Step 2: Assemble
- Screw the filter basket back onto the main body tightly.
- Attach the coffee cup to the main body, make sure the entire machine is placed on a stable surface flat surface.
- Open the upper lid, fill it with water, and put the lid back on.
*Recommend using 50ml of water to get a standard 30ml cup of espresso.
Step 3: Start Brewing
1. Press the power button once to check the battery level.
| ● Green LED = Sufficient | ● Red LED = Battery below 25% |
 |
 |
2. Press the button to start brewing:
- For cold water:
Double click the button until the beep, heating time lasts up to 5 minutes.
Extraction starts after the second beep. - For hot water:
Long-press & hold the button for 5 seconds to start extraction directly.
Troubleshooting Guide
| Malfunction | Analysis | Troubleshooting |
| Red light stays on for 8 seconds | Low battery | Charge the device for 3-5 hours until fully recharged. |
| Red light flashes slowly + buzzer beeps (5s) | Heating timeout (over 15 mins) | Restart the device. Double-click the power button to reheat. |
| Red light flashes rapidly + buzzer beeps (5s) | Battery overheating protection | Remove the cap and let the device cool down for 5 minutes before your next cup. |
| Extraction of water only | Capsule not pierced correctly | Make sure to twist the dual-shot capsule adapter firmly until fully secured. |
| Coffee contains ground residue | Ground coffee overflowed or was unevenly tamped | It is recommended to use no more than 8g of coffee. Tamp until the filter basket is about 80% full. |
Documents / Resources
 |
AEROGOGO KF-JN-02 Aero Espresso 3 In 1 Espresso Maker [pdf] Instruction Manual KF-JN-02, KF-JN-02 Aero Espresso 3 In 1 Espresso Maker, Aero Espresso 3 In 1 Espresso Maker, Espresso 3 In 1 Espresso Maker, 3 In 1 Espresso Maker, Espresso Maker |