OTC Tools OTC 3363 Base Timing Light. OTC Tools. Professional Inductive Timing Light designed for standard base timing. Unique features: On/off touch control Standard features: All metal inductive pickup Reflected super bright Xenon flash Removable leads with positive twist lock connector One touch control Durable, plated ABS housing with over-molded grips Heat resistant over molding on clips Blow-molded case included Email for product availability.