The all-new PCKT VRTCL is a slim pen style vaporizer battery that combines stunning design and next generation temperature control. With five (5) power modes each indicated by unique LED indicators you will have no problem finding the right voltage for your concentrates. Powered by a 380mAh High Capacity lithium-ion battery, the VRTCL delivers consistent hits all day long. Compatible with any 510 cartridge, top or bottom airflow. The VRTCL comes with the standard PCKT one year limited warranty. The VRTCL makes its debut as our take on the pen style vape battery, offering unrivaled performance, packed into a small compact 510 vaporizer. Cartridge Compatibility : The VRTCL works with a wide variety of cartridges. If you have specific questions about cartridge compatibility please contact us.