This is a small edison screw (E14).\r\nThis is a 300 degree pygmy oven lamp.\r\nThe shape of this bulb is pygmy.\r\nThe colouring of this light is clear.\r\nThis is suitable in ovens up to the temperature of 300 degrees, it will become dangerous at any higher temperatures.\r\nThis 15W pygmy oven lamp will provide light within the oven at all temperatures up to 300 degrees celsius.\r\nThis is a replacement bulb for similar bulbs with use in the oven.\r\nThis SES 300 deg pygmy oven lamp comes with a one year guarantee, as do all of our products on our website electricals247.co.uk