The Aegis Legend is designed with a high-quality construction integrating 6 different materials to achieve optimized durability. The device features IP67 water resistance (able to withstand submersion for up to 30 minutes at a depth not exceeding 1 meter). MIL STD 810G-516.6 military grade shock resistance (no accidental breakage when dropped from a height not exceeding 1 meter). IP67 dust resistance (able to withstand most dirty environments and stay clean). This device is powered by dual 18650 batteries (not included) and features the advanced AS chipset capable of releasing up to 200W of power with a range of control modes included. A color OLED screen displays pertinent vaping data including power readings and puff counters. The fire button utilizes a switch trigger design. The Zeus Sub-Ohm Tank features a 5mL maximum e-liquid capacity, and mesh coil compatibility. The Zeus Tank is constructed using magnesium alloy and pyrex-reinforced glass. The Zeus tank is compatible with the GeekVape Zeus Coils.  Features and Specifications:Aegis Legend Mod:Maximum power output of 200WDimensions: 90.5mm x  58.5mm x 30.6mmResistance range: 0.05-3.0ohmOperating temperature: -40℃ - 80℃Output mode: VW/ VPC/TC/TCR/BYPASSTemperature Range: 100-315℃/200-600℉Battery: dual 18650 cells (not included)Level: IP67 waterproof and dustproofMIL STD 810G-516.6 military grade shockproofZeus Sub-Ohm Tank:Capacity: 5ml/3.5mlE-juice capacity: 5mlDrip tip: 810 drip tipSize: 26* 42.5mm(no drip tip)Resistance: 0.4ohm Mesh Z1 KA1 coil(60-70W)0.2ohm mesh Z2 KA1 coil(70-80W)Package Includes:1x GeekVape Aegis Legend Mod1x GeekVape Zeus Sub-Ohm Tank1x 0.4ohm Mesh Z1 Coil1x 0.2ohm Mesh Z2 Coil1x Spare Glass Tube1x Micro USB Cable1x User ManualSpare Parts