With 2 suckers, it is quite easy to install. And with 4 colors aailable, it wll definitely beautify your tank and the movement of tank inhabitants.

Features:
Beautify your tank and the movement of tank inhabitants.
Energy saving, long lifespan, low heat.
Water resistant, safely use in water.
Easy to operate with a wall type transformer.
Easy to install with powerful suckers.
Not easy to be distoryed with rubber.
Widely used in fishpot, pools, gardens, etc.
Bright LED lights can make your your fish and reptiles seen where they're swimming or moving.
The light could be submerged entirely under the water or put it out of the water and two suckers help to fix strong in the tank.

Specifications:
Power: 5W
Bulb type: 24pcs * SMD 5050
LED lifespan: 10,000 hours
Light color: yellow, blue and white, blue, white ( optionl )
Beam angle: 120 degree
Luminous flux: 18-20LM/pc
Input voltage: 100-240V AC 50-60Hz
Output voltage: 12V DC 0.5A
Surrounding temperature: -5 to 45 degree
Color temperature: white ( 6000-6500K )
Water resistant: IPX6
Plug standard: US plug, Eu plug, UK plug ( optional )
Mounting: suction
Item color: black
Main material: PVC
Item size: 48 * 2.5 * 2.5cm/18.89 * 0.98 * 0.98in ( L * W * H )
Item weight: 140g/4.93oz
Package size: 50.5 * 7.5 * 4.8cm/19.88 * 2.95 * 1.88in ( L * W * H )
Package weight: 200g/7.05oz

Package list:
1 * Aquarium lamp
2 * Suckers
1 * Adapter ( US UK EU )
1 * Manual ( English )