If your Flum Float is blinking, it usually means the battery is low, the e-liquid is depleted, or there is a device malfunction, indicating it's time for a replacement.
The Pulse mode on a Geek Bar allows the vape to generate bigger more flavor full puffs of clouds. This mode draws more power and uses more e-liquid with each puff; therefore, the total puff count in Pulse mode is rated at 7,500.