Your search for "vaporesso xros device" revealed the following:
Lithicore 3.6V- 18650, 3500mAh (Single)
Regular price $14.99Lithicore 3.6V- 18650, 3500mAh Specifications: Nominal Capacity: 3500 mAh Nominal Voltage: 3.7V Discharge Current: Continuous 10A, Max pulse 20A Positive:...
Lithicore battery -18650, 3000mAh (Single)
Regular price $12.99Lithicore battery -18650, 3000mAh3000mah 3.7v