The CF450-II is a powerful little light giving 450 lumens. This light has a magnetic tail switch on/off function, an adjustable beam angle between 7° narrow beam and 37° wider beam, and takes three AAA batteries. This light is a great, versatile light option for any diver, especially as a back-up light.
 
 
Magnetic tail switch
Adjustable beam angle via twisting the bezel
Excellent choice for a back-up light
Available in black or blue