Product specifications: 
high power LED 
1.Model Number: HS-P1W 
2.Emitting color :White

3.Power: 1W 
4.Luminous Flux: 800-900LM
5.White: 6000-6500 Kevin 
6.Input Voltage: 3.0-3.5V 
7.Forward Current: 350mA 
8.View Angle: 140 degree 
9.Sealed Chip: Epistar(35mil\45mil) 
10.used Japanese imports high-quality silver glue, long life, quality assurance. 
11.Life: 50000 hours 
12.the United States intematix phosphor fluorescent powder.