Light Blue Magic Stick Variable Voltage 510 Thread Battery

Fits up to 2 gram carts Battery capacity: 650mAh (Carts NOT included with this product) Charging Port: USB Type-C (Included) Variable voltage: 2.8V / 3.4 / 3.8V Adjust voltage: Rapidly press the bottom bottom on the cart battery 3 times within 1.5 seconds to change voltage. Green light indicator: 2.8V Blue light indicator: 3.4 Red light indicator: 3.8V Pre-heat: Rapidly puff 2 times within 1.5 seconds to preheat Power On/Off: You can puff or push the button 5 times to power on. Rapidly press the bottom button 5 times to power off, the device will not automatically power off.