The 1815 is cool and the Q5 is a gas.
Two pack of 1815 2.4-watt incandescent bulbs.
Two pack of Q5 5-watt halogen bulbs. (Use with X and High hoods)
5-watt, 12-volt 380mA tungsten-halogen bulb. (Use with X and High hoods)
2.4 watt, 12-volt 230mA incandescent bulb.