Chip: EPISTAR 

Power: 1W 

Forward Voltage: 3.0-3.4V 

Forward Current: 350mA 

Luminous Flux: 40-50LM 

Beam Angle: 140 degrees 

Working Temperature: -20°C to 60°C 

Wavelength: 460-470nm 

Color Temperature: Blue 

Life Span: 50000 Hours