Specification :
(1) High Power IR laser pointer
(2) Wavelength: 808nm/980nm
(3) Battery: 1 X18650
(4) Dimension :40x 228mm
(5) Output power: 2w
(6) Transverse Mode: TEMoo
(7) Switch: Constant on/off button
(8) Expected Lifetime: > 8,000 hours
(9) Body Material: Brass
