Grateful Dead x Pulsar 510 DL Auto-Draw Variable Voltage Vape Pen | 320mAhGrateful Dead x Pulsar 320mAh battery 510 threaded connection Variable voltage (3. 0 3. 8V) Sleek and discreet Fully breath controlled Button free pre heat & voltage changes Concealed cartridge port USB C charge cable included Available individually and as a 12 piece display Replacement base connectors available *Cartridge sold separately* Multiple Grateful Dead design options available