- 4.3-inch LCD display with integrated Ding Dong feature for clear notifications at a glance. - Designed for ultra-low power consumption with a standby current as low as 200uA, allowing for up to 6 months of normal usage when the PIR function is turned off. - Effortless device connection in just one second, ensuring quick and hassle-free setup. - Equipped with PIR anti-theft functionality to provide an active wake-up response, enhancing security. - Innovative removable battery design allows for direct USB charging without the need to disassemble the device, making maintenance easy and convenient. Use Scenarios: - Ideal for home security: The PIR anti-theft feature ensures you're alerted to any movement, providing peace of mind when you're away. - Perfect for monitoring entrances: The 4.3-inch display shows who is at your door, helping you manage visitors effectively. - Great for outdoor use: With its long battery life and easy charging, this device can be installed in remote locations without frequent maintenance.