1. Producto terminadoview
The HAKINAKU 4IN1 Plug-in Smoke & Carbon Monoxide Detector is a versatile safety device designed for comprehensive environmental monitoring. It integrates four essential sensors: carbon monoxide (CO), smoke, temperature, and humidity, providing real-time data for enhanced home safety.
- Detección 4 en 1: Monitors carbon monoxide, smoke, temperature, and humidity simultaneously.
- Diseño de complemento: Compatible with US 110V to 220V AC voltage, fitting standard outlets.
- Batería de respaldo: Features a built-in 2000 mAh lithium-ion battery for up to 120 hours of operation during power outages, also enabling portable use.
- Pantalla HD: A 2.1-inch high-definition screen displays real-time data with large, easy-to-read icons.
- Alarma audible: Equipped with an 85 dB alarm for immediate alerts.
- Sensores de alta precisión: Utilizes independent smoke and CO sensors, including high precision electrochemical and photoelectric sensors for sensitive and stable detection.

Image: The HAKINAKU 4IN1 detector showing real-time readings for CO (PPM), Gas, Smoke, Temperature (Fahrenheit), and Humidity (%).
2. Configuración e instalación
2.1 Carga inicial
Before first use, it is recommended to fully charge the device. The built-in 2000 mAh lithium-ion backup battery provides extended operation, but a full charge ensures readiness.
2.2 Opciones de colocación
The detector offers flexible placement:
- Plug-in directo: Insert the device directly into any standard US 110V to 220V AC outlet. This is ideal for continuous monitoring in bedrooms, kitchens, living rooms, basements, or hotel rooms.
- Fijación magnética: The device includes a removable plug that can be replaced with a magnetic attachment. This allows the detector to be mounted on metal surfaces, such as a refrigerator, for portable use or when an outlet is not desired.
- Uso del cordón: A lanyard is included for easy portability, allowing the device to be hung or carried.

Image: The detector highlighting its plug-in design and the 2000mAh high battery capacity for long-lasting endurance.
Video: A demonstration of the HD11-CS Plug-in 4-in-1 CO & Smoke Detector combination, showing its features and how it functions when plugged into an outlet.
3. Instrucciones de funcionamiento
3.1 Encendido / Apagado
Press and hold the power button (usually the central button) to turn the device on or off. The HD screen will illuminate upon activation.
3.2 Lectura de la pantalla
The 2.1-inch HD screen provides real-time environmental data:
- CO PPM: Displays carbon monoxide levels in parts per million.
- Fumar: An indicating bar or icon shows smoke detection status.
- Gas: An icon indicates gas detection status.
- Temperatura: Shows the ambient temperature in Fahrenheit or Celsius (user selectable).
- Humedad: Muestra el porcentaje de humedad relativa.tage.
- Indicador de batería: Muestra el nivel actual de la batería.
- Estado de alarma: Icons indicate if an alarm is active for CO, smoke, or gas.

Image: Close-up of the HD screen, emphasizing its wide perspective and 240x296 resolving power for clear data display.
3.3 Ajuste de la configuración
- Brillo de la pantalla: Use the dedicated button (often labeled with a lightbulb icon) to cycle through brightness levels or turn the screen off.
- Sonido de alarma: Use the dedicated button (often labeled with a speaker icon) to turn the audible alarm on or off.
- Autotest: A quick press of the power button may initiate a self-test function, triggering the alarm briefly to confirm functionality.

Image: The detector displaying an elevated CO level (350 PPM) and smoke, indicating an active sound and light alarm to prevent danger.
4. Mantenimiento
4.1 Limpieza
Regularly wipe the exterior of the detector with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners. Ensure the metal mesh air ducts are free from dust and debris to maintain accurate detection.

Image: Illustration of the detector's metal mesh air duct design, crucial for accurate gas and smoke detection.
4.2 Cuidado de la batería
The device contains a built-in rechargeable lithium-ion battery. For optimal performance, ensure the battery is charged regularly, especially if using the device in portable mode without continuous AC power. The battery indicator on the HD screen will show the current charge level.
5. Solución de problemas
- El dispositivo no se enciende: Ensure the device is fully charged or plugged into a working AC outlet.
- Lecturas inexactas: Check that the air ducts are clear of obstructions. Ensure the device is placed in an appropriate location, away from direct drafts or extreme temperatures.
- Mal funcionamiento de la alarma: Perform a self-test to verify the alarm functionality. If the issue persists, contact customer support.
- Alarmas falsas: Ensure the device is not exposed to sources of smoke, gas, or high humidity that could trigger a false alarm.
Para obtener más ayuda, consulte la información de contacto en la sección de Soporte.
6. Especificaciones
| Marca | HAKINAKU |
| Número de modelo | HD11 |
| Estilo | Plug-in Alarm with Battery Backup |
| Fuente de poder | AC + Battery |
| Tipo de batería | 1 ion de litio (incluido) |
| Capacidad de la batería | 2000 mAh (up to 120h working time) |
| Color | Black [CO+SMOKE] |
| Dimensiones del producto | 4.6" de profundidad x 1.1" de ancho x 2.7" de alto |
| Peso del artículo | 0.44 libras (aprox. 7 onzas) |
| Tipo de alarma | Audible (85 dB) |
| Tipos de sensores | Independent Smoke Sensor, CO Sensor (High precision electrochemical and photoelectric sensors) |
| Material | abdominales |
| Quétage | 5 vatios |
| Entorno de uso | Interior |
| Componentes incluidos | Manual, Smoke & CO Detector |
7. Información de garantía
This HAKINAKU product comes with a 5-Year Free Exchange warranty for any quality issues. Please retain your proof of purchase for warranty claims.
8. Atención al cliente
For technical support, troubleshooting assistance, or warranty inquiries, please contact HAKINAKU customer service. Refer to the contact details provided in your product packaging or visit the official HAKINAKU store on Amazon.
HAKINAKU Store: Visit the HAKINAKU Store