Moulded body with integral retaining ears which lock onto the edge of a panel when the lamp is snapped-in. The lamphas built-in resistance for 220-240Vac operation. Connection is via two 1/4 (6.35mm) push on blade terminals separated by a plastic insulator. Requires a 10mm diameter panel cutout. Overall length is 32mm excluding blade terminals and lens diameter is 11.5mm.