1. 서론
The Kaito Smart Plug KA402 is a Wi-Fi controlled power outlet designed to integrate with your smart home system. It allows you to remotely control connected devices, set schedules, and utilize voice commands through compatible platforms like Amazon Alexa. This manual provides instructions for setup, operation, and maintenance to ensure optimal performance and safety.

이미지 1: 앞면 view of the Kaito Smart Plug KA402.
2. 안전 정보
- 장치를 분해하거나 개조하지 마세요.
- 물이나 습한 환경에 노출되지 않도록 하세요.
- Do not exceed the maximum load rating of the smart plug. Refer to the specifications section for details.
- 어린이의 손이 닿지 않는 곳에 보관하세요.
- Ensure the smart plug is properly inserted into a wall outlet.
- 청소하기 전에 전원 콘센트에서 장치의 플러그를 뽑으십시오.
3. 제품 오버view
The Kaito Smart Plug KA402 features a compact design with a standard US plug. It includes a manual on/off button with an LED indicator and is constructed from fire-retardant ABS material.

Image 2: Diagram showing the dimensions and labeled components of the Kaito Smart Plug KA402, including the Manual On/Off button, LED Light, Fire Retardant ABS casing, and US Plug.
구성 요소:
- 수동 켜짐/꺼짐 버튼: Press to manually turn the connected device on or off. Also used for pairing.
- LED 조명: Indicates the status of the smart plug (e.g., power on/off, pairing mode).
- 미국 플러그: For insertion into a standard wall outlet.
- US Outlet: To connect your appliance.
4. 설정
4.1. 앱 다운로드
The Kaito Smart Plug KA402 operates with either the Jinvoo Smart App or the Tuya App. Download one of these applications to your smartphone or tablet.
- For iOS devices, you can download the Jinvoo app from the App Store: Jinvoo Smart App (iOS)
- 검색 "Jinvoo Smart" or "Tuya Smart" in your device's app store (Google Play Store for Android, Apple App Store for iOS).

Image 3: Illustration of remote control capabilities using the Jinvoo Smart App, showing various appliances that can be controlled.
4.2. Prepare for Connection
- Plug the Kaito Smart Plug into a wall outlet.
- 스마트폰이나 태블릿이 인터넷에 연결되어 있는지 확인하세요. 2.4GHz Wi-Fi 네트워크. The smart plug does not support 5GHz Wi-Fi networks.
- Open the Jinvoo or Tuya app and register an account if you haven't already.
4.3. 장치 페어링
- 앱에서 "+" 아이콘 또는 "기기 추가"를 탭하여 페어링 프로세스를 시작하세요.
- Follow the on-screen instructions to select the device type (e.g., "Electrical Outlet" or "Smart Plug").
- The app will guide you through putting the smart plug into pairing mode. This usually involves pressing and holding the manual on/off button on the plug until the LED indicator blinks rapidly.
- Confirm the blinking status in the app and enter your Wi-Fi network password.
- The app will then attempt to connect to the smart plug. Once connected, the LED indicator on the plug will stop blinking and remain solid.
- 앱에서 스마트 플러그의 이름을 변경하여 더 쉽게 식별할 수 있습니다(예: "거실 L").amp").
5. 사용 설명서
5.1. 수동 제어
Press the physical button on the Kaito Smart Plug to manually turn the connected appliance on or off. The LED indicator will show the current power status.
5.2. 앱을 통한 원격 제어
Once paired, you can control the smart plug from anywhere using the Jinvoo or Tuya app on your smartphone or tablet, provided you have an internet connection.
- 앱을 열고 제어하려는 스마트 플러그를 선택하세요.
- 전원 아이콘을 탭하여 연결된 기기를 켜거나 끌 수 있습니다.

Image 4: Visual representation of controlling lights and appliances globally using a smartphone or tablet, highlighting the convenience of remote access.
5.3. 스케줄링
Set custom schedules to automatically turn your devices on or off at specific times. This feature helps automate your home and save energy.
- In the app, select the smart plug.
- "일정" 또는 "타이머" 섹션으로 이동합니다.
- Add a new schedule, set the desired time, and choose whether to turn the device on or off.
- 일정이 반복될 요일을 선택하세요.

Image 5: Diagram illustrating the automatic scheduling feature of the Kaito Smart Plug, showing various appliances like a coffee maker, fan, and lamp 통제를 받고 있다.
5.4. 외출 모드
The "Away Mode" feature can simulate occupancy by randomly turning lights and other connected devices on and off, providing an appearance that someone is home while you are away.
- In the app, select the smart plug.
- Look for the "Away Mode" or similar setting.
- Activate the mode and configure its duration or specific times if available.

Image 6: Screenshot of the app interface demonstrating the "Away Mode" feature, which randomly turns lights on and off to simulate occupancy.
5.5. 음성 제어 (알렉사 호환)
The Kaito Smart Plug KA402 is compatible with Amazon Alexa, allowing for hands-free control of your connected devices.
- Ensure your smart plug is successfully paired with the Jinvoo or Tuya app.
- Amazon Alexa 앱을 엽니다.
- Go to "Skills & Games" and search for "Jinvoo Smart" or "Tuya Smart" skill.
- Enable the skill and link your Jinvoo/Tuya account.
- Discover devices. Alexa will find your Kaito Smart Plug.
- 이제 다음과 같은 음성 명령을 사용할 수 있습니다.
- "Alexa, turn on [Smart Plug Name]."
- "Alexa, turn off [Smart Plug Name]."

Image 7: Depiction of the Kaito Smart Plug being controlled by voice or phone, emphasizing its ease of use in a home setting.
6. 사양
| 특징 | 세부 사항 |
|---|---|
| 모델 번호 | KA402 |
| 연결 프로토콜 | Wi-Fi(2.4GHz만 해당) |
| 제어 방법 | Remote (App), Voice (Alexa) |
| 작동 모드 | 자동으로 꺼짐 |
| 커넥터 유형 | 무선 전화 |
| 액추에이터 유형 | 플러그 |
| 접촉 재료 | 구리, 황동 |
| 국제 보호 등급 | IP54 |
| 색상 | 하얀색 |
| 크기(대략) | 10cm (3.9in) H x 5.7cm (2.2in) W x 3cm (1.2in) D (excluding prongs) |
| 재료 | 난연 ABS |
7. 문제 해결
7.1. 기기가 Wi-Fi에 연결되지 않음
- Wi-Fi 대역을 확인하세요: Ensure your router is broadcasting a 2.4GHz Wi-Fi signal and your phone is connected to it during setup. The smart plug does not support 5GHz networks.
- 라우터 근접성: 초기 설정 시 스마트 플러그를 Wi-Fi 공유기 가까이로 옮기세요.
- 플러그 재설정: Press and hold the manual on/off button for 5-10 seconds until the LED blinks rapidly, indicating it's in pairing mode.
- 라우터 설정: Check your router settings for any restrictions on new devices or MAC address filtering.
7.2. App Not Responding / Device Offline
- 인터넷 연결: 스마트폰이 인터넷에 연결되어 있는지 확인하세요.
- Plug Power: Ensure the smart plug is powered on and the LED indicator is solid.
- 라우터 상태: 와이파이 공유기가 제대로 작동하는지 확인하세요.
- 앱 재시작: Close and reopen the Jinvoo or Tuya app.
7.3. Alexa Voice Control Not Working
- Skill Enabled: Confirm that the "Jinvoo Smart" or "Tuya Smart" skill is enabled in your Alexa app and linked to your account.
- 장치 검색: Ask Alexa to "Discover devices" after linking the skill.
- 장치 이름: Ensure you are using the correct name for your smart plug as configured in the Alexa app.
8. 유지관리
- 청소: 청소하기 전에 스마트 플러그의 전원 플러그를 콘센트에서 뽑으세요. 부드럽고 마른 천으로 표면을 닦으세요. 액체 세제나 스프레이는 사용하지 마세요.
- 저장: Store the smart plug in a cool, dry place when not in use.
9. 보증 및 지원
For warranty information or technical support, please refer to the contact details provided with your product packaging or visit the official Kaito web대지. 보증 청구를 위해 구매 영수증을 보관하십시오.