GXILEE Aquarium Light Timer and Dimmer with 5.5mm x 2.1mm DC Barrel Connector, 6/10/12 Hour Modes, Adjustable 10-100% Brightness, Compatible with 12-24V DC LED Lights, 2 Pack

Programmable Timer: Our fish tank light timer offers three timing modes (6, 10, and 12 hours) to effortlessly schedule the lighting duration for your aquarium.It is a programmable automatic aquarium light timer. If at 8:00 in the morning, you set it for 10 hours, it will come on daily at 8 and gradually go off at 6 in the evening.

Easy to Set the Tmer: press the timer button to set the time: 1st (Yellow=6h), 2nd (Green=10h), 3rd (Red=12h), 4th press: Timer light off = timer function cancelled(Press the timer button 4 times consecutively)

Manual On/Off Supported in Timer Mode: Timer function stays active (no auto-cancellation) unless you intentionally press the timer button to disable it. Next scheduled on/off time adjusts automatically based on your manual activation (e.g., set to turn on at 8 AM, manually activate at 7 AM → subsequent cycles shift accordingly)

Brightness Control: Our aquarium timer can easily program the brightness of your fish tank light from 10% to 100%, creating the perfect ambiance for your aquatic environment

Enhance the beauty of your aquarium with this led light timer, designed to create a visually stunning underwater experience

Compatible with 5.5mm x 2.1mm barrel connector, making it suitable for use with 12-24V DC single-channel LED lights.