This is a replacement retractable USB charger for Blade Vaporizers: Blade X Wax Vaporizer and Blade Trio 3-in-1 Vaporizer.
1. Plug the needle end of the USB charger into the battery.
2. Plug the USB charger into a wall adapter or car adapter which connects to a power outlet.
3. The bottom of the battery will illuminate red while charging and will turn off when fully charged.
4. Unplug the USB charger.
To extend the retractable USB charger, pull BOTH ends at the same time rather than pull just one end.