Yes, unless the mod has REALLY good regulation, down to about 1/2 watt after the first draw!
Heat sink, like these
$6.44 510 Heat Dissipation Heat Sink for Atomizers (5-Pack) 5-pack - stainless steel / 24mm diameter at FastTech - Worldwide Free Shipping
Thanks. I'm not sure I need those, but if I ever do, I now know where...