The GeekVape Boost Pro Coil is a replacement coil for GeekVape Boost Pro setups. Change it when flavor or vapor starts to drop off.
Three types are listed: KA1 0.4 (50-60w), KA1 0.2 (60-70w) and XM 0.15 (70-85w). Pick the one that fits the wattage you like. Ask us if you want help choosing.