California Code, Health and Safety Code - HSC § 14941

(a) “Cigarette lighter” means a device used to light cigarettes, cigars, and pipes, but does not mean a match. “Cigarette lighter” includes a device, such as a watch, that may be used to light cigarettes, cigars, and pipes even though it is primarily used for other purposes. “Cigarette lighter” does not include lighters that are refillable and have a gross fueled weight of at least 35 grams.

(b) “Operate” means the ability to cause a cigarette lighter to ignite.

(c) “Special design” means a design of a cigarette lighter that results in the cigarette lighter being significantly difficult for children under five years of age to operate.