The compact and stealthy Aspire Rover 2 NX40 is an ultra-portable yet powerful box mod which can fire up to 40W. The chassis uses zinc alloy material, and the panels use special composite board technology which is used in the cellphone industry. The three-dimensional texture makes the Rover 2 NX40 refined and high-class. Brand: Aspire Unit: 1Set Size: 60.5 * 36 * 24.5 mm Battery Capacity: 2200 mAh Power Range: 1W - 40W Package: Gift Box Each set contain: 1pc NX 40 Mod 1pc Type-C Cable 1pc User Manual 1pc Warranty Card The NX40 uses Aspire proprietary ASP chipset which comes with all the safety features that Aspire are famous for.