1,we are very specialized and famous in the digital product profession in China. 2, we offer all kinds of led what you wanted.

Symbol	Condition	Min	Mean Value	Max	Unit
VF	IF = 20mA	1.8	2.1	2.5	V
IR	VR = 5V	---	---	10	mA
lD	IF = 20mA	620	625	---	nm
IV	IF = 20mA	100	125	---	mcd
2q½H-H	IF = 20mA	---	130	---	deg
2q½V-V	IF = 20mA	---	---	---	deg

Features of square in-line LED red 257 diode:              (1)Characteristic symbol:factory direct sale              (2)Brand:yuan  guang              (3)Category:in-line              (4)Structure:contact              (5)Seal form:epoxy resin              (6)Material:arsennic              (7)Seal material:resin package

square in-line LED red 257 diode