VAPTIO Capt'n BOX MOD Parameters: Capt'n MOD Size: 75 x 33 x 42mm Screen size: 1.3-inch Color TFT Output mode : VW/TC/Smart/CCW/CCT/Bypass Battery: 2x 18650 External Batteries(not included) Output wattage: 10-220W Resistance Range: 0.1ohm-5.0ohm USB charging for current : DC 5V /2A Thread: 510 Features: Dual 18650 batteries TC Kit with 220W max power Zinc-alloy frame and IML panel body 0.005s Fire speed with 6 intelligent output modes 1.3-inch TFT color screen Firmware upgradeable Packages: 1* CAPT'N MOD 2* User Manual