Special vertical screw design, heat the water more quickly and evenly.
Professional Aquarium Heater: Keep the water temperature steady and helps to avoid disease and death of fish.
Automatic Temperature Adjustment: Easy operation and highly efficient, saves you from large electricity bills.
100% Waterproof Explosion-proof: Perfect for 2-15 gallon tank. It would be better buy two and use together if there is a bigger tank.
Safe for Use: Equipped with an integrated thermal protection circuitry to prevent any overheating or electric shock.
With 2 Strong Suction Cups: Ideally place it where you can access the red knob for temperature control. It can be installed both horizontally or vertically.
Features:Automatically changes colors.Solar powered - recharges during day, just leave it under direct sunlight, it will charge automatically.When night falls, the jar will automatically light up, offering you two modes to choose from: constant white or color changing RGB. Energy saving and environmentally friendly.Can work 8-12 hours every day after fully charging.No wiring or any installation, just put it where there is sunlight, such as lawn, balcony, pool side, garden and so on; at night, can also put it in your office desk, your room, you cafe, etc, making your life full of romance.Creat elegant environment, makes your guests feel warm and comfortable.Perfect for garden table and outdoor bar decoration.