40W Eleaf iStick TC MOD Battery - 2600mAh, is the innovative temperature control iStick from Eleaf. Both TC-Ni and regular VW mode available with max 40W output. With OLED screen displaying, and precise buttons for adjustment, it's a handy and excellent small size TC MOD for you! 12 Colors. 

PARAMETERS:

Battery size: 21*35*82mm
Wattage output: 5-40W
Max output voltage: 8V
Battery cell type: 20600
Minimum resistance: 0.05ohm(VT mode), 0.15ohm(VW mode)
Temperature range: VT mode 200~600 F or 100~310℃
Thread type: 510