100-level dimming to suit plant and pet lighting needs, with gradual on/off to minimize impact on fish. Combines timer and dimmer functions, simulating natural sunrise and sunset for a regular fish routine. Fits most 12-24V aquarium lights (3-100W range, 39K PWM frequency). Features memory backup during power outages. Adjustable brightness (1-) via 5.5mm DC interface. Includes ultra-thin 180�� LCD screen with even, eye-friendly display. Compatible with 5.5mm female x 2.1mm male connectors. x x Details: x x - Color: Black - Material: Plastic - Size: 15x9.5x3.5cm - Includes: 1 timer/dimmer x Note: Slight color variations may occur due to lighting or display differences. Size tolerance: 1-3cm. x Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.