1. Introduzione
Thank you for choosing the I-SHUNFA E27 LED Corn Bulb. This manual provides essential information for the safe and efficient use of your new LED bulb. Please read these instructions carefully before installation and retain them for future reference.
This 12W E27 LED corn bulb is designed to replace traditional 120W incandescent bulbs, offering significant energy savings and a long operational lifespan. It provides a bright, cool white light at 6000K with a wide 360-degree beam angle, suitable for various indoor applications.
2. Informazioni sulla sicurezza
- Sicurezza elettrica: Always ensure the power supply is switched off before installing or removing the bulb to prevent electric shock.
- Compatibilità: This bulb is designed for E27 sockets and 230V AC power. Do not use it with incompatible voltage or socket types.
- Solo per uso interno: This product is rated for indoor use. Do not expose it to water or high humidity.
- Non dimmerabile: This LED bulb is non dimmerabile. Do not use it with dimmer switches, as this may damage the bulb and void the warranty.
- Dissipazione del calore: Ensure adequate ventilation around the bulb. Do not enclose it in fixtures that restrict airflow, as this can shorten its lifespan.
- Disposizione: Smaltire la lampadina secondo le normative locali sui rifiuti elettronici.
3. Prodotto finitoview
3.1 Componenti
The I-SHUNFA E27 LED Corn Bulb consists of an E27 screw base, an aluminum heat sink, and a PC plastic cover housing multiple LED chips arranged in a corn-like pattern for 360-degree illumination.

Image: I-SHUNFA E27 LED Corn Bulb showing its physical dimensions (39mm diameter, 124mm length) and key specifications: E27 base, 12W power, 6000K color temperature, non-dimmable, 1500-1600 lumens, and AC 100-265V operating voltage.
3.2 Caratteristiche principali
- Efficienza energetica: 12W LED replaces 120W incandescent, saving over 90% on electricity.
- Alta luminosità: Delivers up to 1500 lumens of light output.
- Luce bianca fredda: 6000 Kelvin color temperature for a bright, crisp illumination.
- Ampio angolo di fascio: 360-degree illumination ensures light spreads over a broad area.
- Lunga durata: Progettato per oltre 35,000 ore di funzionamento.
- Senza sfarfallio: Provides stable lighting without noticeable flicker or buzzing.
- Costruzione durevole: Made with aviation aluminum and PC plastic for effective heat dissipation and resistance to corrosion, shocks, and vibrations.

Image: Visual representation of product specifications, including 12W LED equivalent to 120W halogen, 360-degree beam angle, 6000K cool white light, 35,000+ hour lifespan, and flicker-free operation.
3.3 Size Comparison

Image: A size comparison chart showing the 12W E27 LED corn bulb (124mm length, 39mm diameter) alongside a larger 18W E27 LED bulb and standard battery sizes (D, C, AA) for reference.
4. Impostazione
- Spegnimento dell'alimentazione: Prima dell'installazione, assicurarsi che l'alimentazione elettrica dell'apparecchio di illuminazione sia completamente interrotta tramite l'interruttore generale o l'interruttore a parete.
- Rimuovere la vecchia lampadina: Carefully unscrew and remove the existing bulb from the E27 socket. Allow it to cool if it was recently in use.
- Installare una nuova lampadina: Gently screw the I-SHUNFA E27 LED Corn Bulb into the E27 socket until it is firmly seated. Do not overtighten.
- Ripristina alimentazione: Una volta installata saldamente la lampadina, ripristinare l'alimentazione elettrica all'apparecchio di illuminazione.
5. Istruzioni per l'uso
The I-SHUNFA E27 LED Corn Bulb operates like a standard light bulb. Once installed and power is restored, simply use the existing wall switch or fixture switch to turn the light on or off.

Image: The I-SHUNFA E27 LED Corn Bulb illuminated, demonstrating its 6000K cool white light output in a typical indoor environment.
5.1 Flicker-Free Operation
This LED bulb is engineered to provide stable illumination without visible flicker, enhancing visual comfort and reducing eye strain.

Image: A visual comparison illustrating the difference between a flicker-free light source (left) and a flickering light source (right), highlighting the stable output of the I-SHUNFA LED bulb.
6. Manutenzione
- Pulizia: Assicurarsi che l'alimentazione sia spenta e che la lampadina sia fredda prima di pulirla. Pulire la lampadina con un panno morbido e asciutto. Non utilizzare detergenti liquidi o materiali abrasivi.
- Sostituzione: Grazie alla sua lunga durata, non è prevista una sostituzione frequente. Quando è necessaria la sostituzione, seguire i passaggi di installazione descritti nella Sezione 4.
7. Risoluzione Dei Problemi
- Lampadina non accesa:
- Controllare che l'alimentazione elettrica dell'apparecchio sia attiva.
- Ensure the bulb is screwed in correctly and making proper contact with the socket.
- Provare la lampadina in un altro apparecchio funzionante per escludere che si tratti di un apparecchio difettoso.
- If the bulb still does not light up, it may be faulty and require replacement.
- Sfarfallio:
- Confirm that the bulb is not connected to a dimmer switch, as this bulb is non-dimmable.
- Controllare che non vi siano collegamenti allentati nell'apparecchio o nel cablaggio.
8. Specifiche
| Caratteristica | Specificazione |
|---|---|
| Marca | I-SHUNFA |
| Numero di modello | E27 |
| Tipo di lampadina | Lampadina LED a mais |
| Base della lampadina | E27 |
| Cosatage | 12 Watt |
| Equivalente a incandescenza | 120 Watt |
| Flusso luminoso (luminosità) | 1500 lumen |
| Temperatura del colore | 6000 Kelvin (bianco freddo) |
| Voltage | 230 Volt (compatibile con AC 100-265 V) |
| Dimmerabile | NO |
| Angolo del fascio | 360 gradi |
| Indice di resa cromatica (CRI) | 80 |
| Durata | Oltre 35,000 ore |
| Etichetta energetica | E |
| Dimensioni (circa) | 39 mm (diametro) x 124 mm (lunghezza) |
| Uso interno/esterno | Al chiuso |
| Usi specifici | Garage, driveway, warehouse, barn, patio, yard, garden, street, office, school, hospital, shopping mall, supermarket, restaurant, hotel, workshop. |

Image: EU Energy Label for the I-SHUNFA LED bulb, indicating an energy efficiency class of E. For more details, visit the official EPREL database: https://eprel.ec.europa.eu/qr/1250502
8.1 Es. applicazioneamples

Immagine: Examples of suitable applications for the I-SHUNFA E27 LED Corn Bulb, including residential interiors (kitchen, living room) and outdoor areas (patio, garden) where appropriate fixtures are used.
9. Garanzia e supporto
I-SHUNFA products are manufactured to high-quality standards. For any issues or questions regarding your product, please refer to your purchase documentation or contact the retailer where the product was purchased. Please retain your proof of purchase for warranty claims.