High impact sturdy ABS plastic housing NO Assembly required May be used indoor or outdoor Blinking light uses 2 AA NICAD rechargeable batteries ( not included) for use at night ; use solar during the day to recharge during the day and to power blinking light Provides appearance of a real security camera with IR emitters And side metal clasp to secure camera housing Dimensions are 8.25 inches x 2 3/4 and 3 1/2 nches. Warning decals included DESIGNED FOR INDOOR /OUTDOOR USE Volume discounts available