The Yocan CubeX kit features a TGT (Target Tech) coil with a 10s heat up time. The device features a magnetic connection along with a 15s safety cutoff timer when inhaling. There are 3 voltage settings of 3.0V, 3.6V, and 4.2V with a charging voltage of 5V. 1400mAh Battery Capacity with Type-C Charging