The Nunchaku 2 Sub-Ohm Tank by Uwell features a large 5mL e-liquid capacity, as well as a patented self-cleaning technology. It's a top fill tank and features Plug 'N' Play coil installation, like the Crown 3 and Falcon 2. 

 It uses 0.14 and 0.20 UN2 Mesh coils, which are both rated for 50 to 60 watts.