1. Bubuka
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. Fitur Produk
- Otomatis Hurung/Pareum: Equipped with two photocell light sensors, these bulbs automatically turn on at dusk (brightness < 15 lux) and turn off at dawn (brightness > 65 lux).
- Umur panjang: Each LED bulb provides an estimated lifespan of 15,000 hours, reducing the frequency and cost of replacements.
- Hemat énergi: Replaces traditional 60-watt incandescent bulbs with only 9 watts of LED power, offering significant energy savings.
- Cahaya caang: Delivers 806 lumens of bright, Daylight White light (5000 Kelvin).
- Pamasangan Gampang: Designed with a standard E26 medium screw base, compatible with most outdoor light fixtures.
- Non-Dimmable: 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. Setup jeung Instalasi
These bulbs are designed for simple installation into compatible fixtures. Follow these steps:
- Pareum listrik: Sateuacan instalasi, pastikeun kakuatan ka fixture lampu dipareuman di circuit breaker pikeun nyegah shock listrik.
- Leupaskeun bohlam heubeul: Taliti unscrew jeung cabut bohlam nu aya ti fixture nu.
- Pasang Bulb Anyar: Screw the Lepro Dusk to Dawn LED bulb into the E26 medium screw base socket until it is snug. Do not overtighten.
- Mulangkeun Daya: Hurungkeun deui kakuatan dina circuit breaker.
- Panempatan sénsor: 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.

Gambar: Example of automatic outdoor lighting on a porch, no timer needed.
4. Operasi
The Lepro Dusk to Dawn Light Bulbs operate automatically using integrated photocell sensors. Once installed and powered, the bulbs will:
- Hurungkeun: When the ambient light level drops below approximately 15 lux (typically at dusk), the bulbs will automatically illuminate.
- Pareuman: 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. Pangropéa
These LED bulbs require minimal maintenance. Follow these guidelines:
- beberesih: 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.
- ngagantian: Due to their long lifespan, frequent replacement is not expected. When replacement is necessary, follow the installation steps outlined in Section 3.
- Henteu aya Bagian anu Bisa Dilayanan Pamaké: Do not attempt to disassemble or repair the bulb. Doing so will void any warranty and may pose a safety risk.
6. Cara ngungkulan
If you encounter issues with your Lepro Dusk to Dawn Light Bulbs, refer to the table below for common problems and solutions:
| Masalah | Mungkin Cukang lantaranana | Solusi |
|---|---|---|
| Bulb does not turn on at dusk. | 1. Daya pareum. 2. Sensor ngahalangan atanapi nampi teuing cahaya. 3. Bohlamna rusak. | 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. Ganti bohlam. |
| Bulb does not turn off at dawn. | 1. Sénsor kahalang atanapi henteu nampi cukup cahaya. 2. Bohlamna rusak. | 1. Ensure sensor is clear and exposed to sufficient daylight. 2. Ganti bohlam. |
| Bohlam kedip-kedip atawa hurung/pareum sacara siklus. | 1. Sensor interference from other light sources. 2. catu daya teu stabil. 3. Bohlamna rusak. | 1. Relocate the bulb or adjust fixture to minimize interference. 2. Consult an electrician if power supply is suspected. 3. Ganti bohlam. |
| Bulb is not as bright as expected. | 1. Jenis bohlam salah. 2. Power issue. | 1. Verify the bulb is the correct wattage jeung lumén kaluaran. 2. Mastikeun catu daya stabil. |
7. Spésifikasi
| Spésifikasi | Rincian |
|---|---|
| merek | Lepro |
| Nomer modél | 100082-DW-AS-2 |
| Tipe Lampu | LED |
| Fitur husus | Auto On/Off, Energy Efficient, Light Sensor |
| Wattage | 9 Watt |
| Sarua Pijar | 60 Watt |
| Ukuran Bentuk Bohlam | A19 |
| Dasar Bulb | E26 Medium Screw Base |
| Caang | 806 Lumén |
| Warna Cahaya | Beurang Bodas |
| Suhu Warna | 5000 Kelvin |
| Voltage | 120 Volt (100-120V, 60Hz) |
| Rata Kahirupan | 15,000 Jam |
| Pamakéan jero rohangan / outdoor | Luar ruangan (Damp-proof) & Indoor |
| Bahan | Aluminium, Plastik |
| Dimensi produk | 2.36" W x 4.37" H (60mm Diameter x 111mm Height) |
| Sertifikasi | FCC, UL |

Image: Bulb dimensions and energy equivalency (9W LED = 60W Incandescent).
8. Émbaran Kasalametan
Please read and follow all safety instructions to prevent injury or property damage:
- Résiko Setrum Listrik: Always turn off the power at the circuit breaker before installing, removing, or cleaning the bulb.
- Pamakéan Indoor/Outdoor: Cocog jeung damp lokasi. Ulah kakeunaan cipratan cai langsung atanapi kakeueum.
- Non-Dimmable: Do not use with dimmer switches. Use with dimmer switches may damage the bulb or the dimmer.
- Suhu operasi: Do not use in enclosed fixtures that restrict airflow, as this may shorten the bulb's lifespan.
- pembuangan: Buang bohlam nurutkeun peraturan lokal.
- Teu kanggo Lampu Darurat: These bulbs are not intended for use in emergency exit fixtures or emergency lights.





