Level Tool vs HAVI

Level Tool app is designed to provide you with accurate readings of any surface by utilizing your device's built-in gyroscope and accelerometer. With Level Tool, you no longer need to rely on traditional bubble levels or bulky measuring tools. The app displays a virtual level indicator on your screen, and all you need to do is place your device on the surface you want to measure. The indicator will show you how flat or uneven the surface is by giving you real-time measurements. The Level Tool app is incredibly easy to use, and its intuitive interface ensures that you get accurate readings every time. Whether you're a professional builder, DIY enthusiast, or just need to measure the flatness of a surface for any reason, this app is an essential tool for your toolkit. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula

Automatic connection: When the connected phone approaches the vehicle, the Bluetooth key will automatically connect, enabling automatic unlocking when approaching the vehicle and automatic locking when leaving the vehicle. Binding process: Users need to bind their car keys to their mobile phones. After that, they can control functions such as opening and closing the car doors and the trunk through their mobile phones. Security: The Bluetooth key uses dynamic key exchange and encrypted transmission to provide a certain level of security, but there is still a risk of being attacked by hackers. Multifunctionality: Besides the basic unlocking and locking functions, the Bluetooth key can also remotely control features such as the car's air conditioning system. Sharing function: Users can share the keys with others and set an expiration date, which is convenient for borrowing and returning the vehicle.