HG-999 18W

Designed for medium aquariums between 18-24 inches in length, the Hygger HG-999 18W provides a powerful 1100 lumens of full-spectrum light to support active plant growth. The onboard system enables a customized daily light curve via an 8-stage DIY scheduler, allowing aquarists to fine-tune individual red, green, blue, and white channels. The durable aluminum casing facilitates efficient passive heat dissipation, while its IP68 waterproof certification ensures the light stands up to the high-humidity environment under closed tank lids.

Key Features

• 8-Stage DIY Mode: Features 8 programmable time slots with customizable brightness and spectrum from 0% to 100% for personalized photoperiod management.
• Calibrated Brightness: Delivers 1100 lumens of balanced illumination by combining 6500K cool white LEDs with high-rendering RGB chips to stimulate plant growth.
• IP68 Protection Rating: Encased in a fully sealed high-density transparent resin layer that shields the electronics from moisture, humidity, and accidental drops.
• Robust Design: Constructed from 1.2mm thick anodized aircraft-grade aluminum to maximize passive cooling, prolonging LED life beyond 50,000 operational hours.