Oumier WASP NANO RTA comes with 23mm diameter and 2ml capacity.
It features double side adjustable airflow system, air from bottom to top for good flavor.
The WASP NANO RTA adopts top filling design with detachable inner chamber to avoid leakage. And it supports single coil easy building.
 
Parameters:
Size: 23* 35mm
Capacity: 2ml
Drip tip: PCTG drip tip
Features:
Double side adjustable airflow system
Leak-proof top filling design with detachable inner chamber 
Support single coil deck
 
Package: 
1* Oumier's WASP NANO RTA
1* Organic cotton sheet
1* Glass tube 
1* User manual
Spare parts