Redesigned canister top with 2 installation notches into which the pins of another starter fit perfectly (patented innovation). Radioactive-free (patented) and lead-free (RoHS-compliant). 2-pin igniter in plastic (flame-retardant polycarbonate) canister with high-quality radio-interference suppression capacitor. Eco-friendly, recyclable concept (free of lead and radioactivity). More than 25% longer lamp life; lower maintenance costs compared