1. Introducción
Thank you for choosing Lepro Dusk to Dawn Light Bulbs. These LED bulbs are designed for convenience and energy efficiency, featuring integrated photocell sensors that automatically control illumination based on ambient light levels. This manual provides essential information for the safe and effective use of your new bulbs.
2. Características del producto
- Encendido/apagado automático: Equipped with two photocell light sensors, these bulbs automatically turn on at dusk (brightness < 15 lux) and turn off at dawn (brightness > 65 lux).
- Larga vida útil: Each LED bulb provides an estimated lifespan of 15,000 hours, reducing the frequency and cost of replacements.
- Ahorro de energía: Replaces traditional 60-watt incandescent bulbs with only 9 watts of LED power, offering significant energy savings.
- Iluminación brillante: Delivers 806 lumens of bright, Daylight White light (5000 Kelvin).
- Fácil instalación: Designed with a standard E26 medium screw base, compatible with most outdoor light fixtures.
- No regulable: These bulbs are not compatible with dimmer switches.

Image: Two Lepro A19 E26 LED bulbs with integrated light sensors.

Image: Illustration of the bulb's automatic dusk-to-dawn functionality based on ambient light levels.
3. Configuración e instalación
These bulbs are designed for simple installation into compatible fixtures. Follow these steps:
- Apagado: Antes de la instalación, asegúrese de que la energía que alimenta la luminaria esté apagada en el disyuntor para evitar descargas eléctricas.
- Quitar la bombilla vieja: Desatornille con cuidado y retire la bombilla existente del artefacto.
- Instalar bombilla nueva: Screw the Lepro Dusk to Dawn LED bulb into the E26 medium screw base socket until it is snug. Do not overtighten.
- Restaurar energía: Vuelva a encender la energía en el disyuntor.
- Colocación de sensores: For optimal performance, ensure the bulb's light sensor is not obstructed by the fixture housing or other objects. The sensor needs direct exposure to ambient light to function correctly. Avoid installing in fixtures that are fully enclosed or have opaque covers that block light from reaching the sensor.

Imagen: Example of automatic outdoor lighting on a porch, no timer needed.
4. Operación
The Lepro Dusk to Dawn Light Bulbs operate automatically using integrated photocell sensors. Once installed and powered, the bulbs will:
- Encender: When the ambient light level drops below approximately 15 lux (typically at dusk), the bulbs will automatically illuminate.
- Apagar: When the ambient light level rises above approximately 65 lux (typically at dawn), the bulbs will automatically switch off.
No manual intervention or external timers are required for their basic operation. Ensure the sensor is not exposed to direct artificial light sources at night, as this may cause the bulb to turn off prematurely.

Image: Various outdoor applications for Lepro Dusk to Dawn bulbs.
5. Mantenimiento
These LED bulbs require minimal maintenance. Follow these guidelines:
- Limpieza: Ensure the power is off before cleaning. Gently wipe the bulb with a soft, dry cloth to remove dust or debris. Do not use liquid cleaners or abrasive materials.
- Reemplazo: Due to their long lifespan, frequent replacement is not expected. When replacement is necessary, follow the installation steps outlined in Section 3.
- No hay piezas que el usuario pueda reparar: Do not attempt to disassemble or repair the bulb. Doing so will void any warranty and may pose a safety risk.
6. Solución de problemas
If you encounter issues with your Lepro Dusk to Dawn Light Bulbs, refer to the table below for common problems and solutions:
| Problema | Posible causa | Solución |
|---|---|---|
| Bulb does not turn on at dusk. | 1. La energía está apagada. 2. Sensor is obstructed or receiving too much light. 3. Bulb is faulty. | 1. Check circuit breaker and light switch. 2. Ensure sensor is clear and not exposed to other light sources (e.g., streetlights, other fixtures). 3. Reemplace la bombilla. |
| Bulb does not turn off at dawn. | 1. Sensor is obstructed or not receiving enough light. 2. Bulb is faulty. | 1. Ensure sensor is clear and exposed to sufficient daylight. 2. Reemplace la bombilla. |
| La bombilla parpadea o se enciende y apaga cíclicamente. | 1. Sensor interference from other light sources. 2. Fuente de alimentación inestable. 3. Bulb is faulty. | 1. Relocate the bulb or adjust fixture to minimize interference. 2. Consult an electrician if power supply is suspected. 3. Reemplace la bombilla. |
| La bombilla no es tan brillante como se esperaba. | 1. Tipo de bombilla incorrecto. 2. Power issue. | 1. Verify the bulb is the correct wattage y salida de lúmenes. 2. Asegure un suministro de energía estable. |
7. Especificaciones
| Especificación | Detalle |
|---|---|
| Marca | Lepro |
| Número de modelo | 100082-DW-US-2 |
| Tipo de luz | CONDUJO |
| Característica especial | Auto On/Off, Energy Efficient, Light Sensor |
| Quétage | 9 vatios |
| Equivalente incandescente | 60 vatios |
| Tamaño de la forma del bulbo | A19 |
| Base de la bombilla | Base de rosca mediana E26 |
| Brillo | 806 lúmenes |
| Color claro | Luz blanca diurna |
| Temperatura de color | 5000 Kelvin |
| Volumentage | 120 voltios (100-120 V, 60 Hz) |
| Vida media | 15,000 horas |
| Uso en interiores y exteriores | Al aire libre (Damp-proof) & Indoor |
| Material | Aluminio, Plástico |
| Dimensiones del producto | 2.36" W x 4.37" H (60mm Diameter x 111mm Height) |
| Certificaciones | FCC, UL |

Image: Bulb dimensions and energy equivalency (9W LED = 60W Incandescent).
8. Información de seguridad
Please read and follow all safety instructions to prevent injury or property damage:
- Riesgo de descarga eléctrica: Always turn off the power at the circuit breaker before installing, removing, or cleaning the bulb.
- Uso interior / exterior: Adecuado para damp locations. Do not expose to direct water spray or submersion.
- No regulable: Do not use with dimmer switches. Use with dimmer switches may damage the bulb or the dimmer.
- Temperatura de funcionamiento: Do not use in enclosed fixtures that restrict airflow, as this may shorten the bulb's lifespan.
- Desecho: Deseche las bombillas de acuerdo con las normativas locales.
- No para iluminación de emergencia: These bulbs are not intended for use in emergency exit fixtures or emergency lights.





