Features 1、[Customizable Alert System and Easy Operate]: With three operating modes, including All Day Alarm, Daytime Alarm, and Night Alarm, users can personalize alerts to meet their specific needs. User friendly controls make it easy to switch modes, adjust sensitivity levels, and change voice content, making it accessible to all users. 2、[Volumes Adjustment and Easy Control]: The device has three adjustable volumes and a high pitched 120dB alarm, which ensures clear and loud notifications. With the ability to easily control through the remotely controller, it offers versatility for various uses. 3、[Versatile Rechargeable Battery and Two Charging Modes]: The device features a built in 1000mAh rechargeable battery, which provides prolonged endurance. It can be charged via USB for convenience or solar power, providing flexible charging options. Once fully charged, whether via USB or solar panel, it provides extended operation without requiring frequent recharging. 4、[Wide Detection Scope and All Weather Durability]: With a 110° panoramic coverage area and a 5.5meter detection area, the device effectively monitors large spaces. Engineered with IP65 waterproofing and dustproofing, this device is resilient against all weather conditions. 5、[Multi Scene Application]: Designed for versatility, this voice announcer is suitable for various settings, including courtyards, living rooms, garages, corridors, and entrances. Specification Name: Sound Alarm Material: plastics Battery: 1 * built in 1000mAh battery (included) Type: audio version Item size: 79.5 * 135 * 61mm / 3.13 * 5.31 * 2.40in Package size: 135 * 80 * 60mm / 5.31 * 3.15 * 2.36in Package weight: 220g / 7.76ounce Package List 1 * Sound Alarm