It doesn't need LED driver or transformer,

it connects with 220V directly.

Feature:  

1. Quiet running, no noise  
2. Good design

3. High efficiency, save 85% power consumption  

4. Integrated hanging kit, very convenient to hang  

5. Beautiful appearance, good match with aquarium  

6. Secure operation, no risk of fire, burn or exploding  

Specifications:  
Modle: High Quality LED Downlight
Power:  5W  9W 12W 15W 18W
LED Chips: EPISTAR(Best chips in LED market)

Colour: Warm White(2800- 3500K);Cool White (5500-6500K)            

Input Voltage: AC 220V 230V 240V
LED working temperature: -25°C - +65°C
Long life span reaches 30,000hrs
Excellent luminous efficiency >82