The Geekvape Aegis U 0.7ohm Cartridge features a 2ml capacity with a side filling design. It is compatible with multiple devices including the Geekvape Sonder U Pod System Kit, Geekvape AU (Aegis U) Pod Kit, Geekvape Obelisk U Pod Kit, Geekvape Wenax U Pod Kit, and Digiflavor U Pod Kit. The cartridge operates at a resistance of 0.7Ω and is suitable for 16-19W power output, making it a versatile choice for various vape kits.