①、Make sure the coil is installed correctly
②、Check if there are impurities in the position of pin connection, please use the Q-tip to clean
③、Please try to change a new coil
①、Press the fire button 3 times within 2 seconds
①、Check if there are impurities in the position of pin connection, please use the Q-tip to clean
②、Please try to change a new coil
①、Confirm whether the wattage is within the normal range
②、Please try to change a new coil
①、Change a new coil and confirm the wattage is within the coil requirements. When using the new coil please try to start with low wattage ②、When using the new coil,inject e-liquid and let it sit for 5 minutes before vaping