We purchased this lock two years ago, and since then, we've experienced problems every time the wind blows too hard. It constantly makes noise, goes crazy, and starts ringing the calling bell on its own. We've had to replace eight batteries every month since the lock was installed. Unfortunately, we've had a streak of bad luck with this product, and it seems we got a defective unit. Due to some family emergencies, we neglected to raise the issues with Samsung. Despite trying experiments through ...