There’s nothing basic about it. The Qdos Extending SafeGate meets the toughest European Safety Standards as well as the US and Canadian Standards. It’s the perfect top of stair baby gate, with no trip hazard and can be used all over the house including in any situation requiring an angle mount. The strong and secure metal construction will last for years, and the Qdos easy to use templates are included for simple installation. Gate height is 29.9”, fits openings 25.6” – 40.9” wide. Features: -Sturdy and strong metal construction; flexible installation can be mounted inside or on the outside of a door frame, or at an angle up to 180 degrees. Safe for installation at top and bottom of stairs. -Not only does it meet the US and Canadian Safety Standards, the Qdos® Extending SafeGate meets the stringent European Standard that is much tougher. -Easy one-handed use for convenience. -One way stop to prevent opening over stairs. -Gate height is 29.9”, fits openings 25.6” – 40.9” wide.