HOBBY UV Vital LEDSpecification : 3 Watt LED with UV emitting light compact size, particularly suited for smaller terraria prevents metabolic disorders such as rickets extremely energy efficient LED technology for low heat emission 3 in 1: high light, UV A and UV B emission in one illuminant suitable for all standard E27 sockets no ballast required balanced ratio between UV B output and power consumption tested quality and long service life of over 8,000 operating