Overview: This wireless motion sensor alarm system is designed to enhance security for homes and businesses. It effectively detects movement within a 3–7 meter range and instantly alerts you via a remote receiver, providing reliable protection for your property and loved ones. With strong signal transmission, waterproof design, and multiple chime options, it offers a versatile and user-friendly security solution. Product Details: The alarm set includes one receiver and two transmitters. It features a wide 120° detection angle and covers an effective range of 3–7 meters (9.8–22.9 feet). Once motion is detected, a signal is sent wirelessly to the receiver up to 200 meters (656 feet) away. The IP52 waterproof rating ensures durability in outdoor conditions, making it suitable for driveways, doorways, windows, gardens, garages, and shops. With 38 selectable chimes, adjustable volume, and easy plug-in power supply, the system is both practical and adaptable to various environments. Key Features: 1. Wireless Motion Detection – Equipped with two transmitters and one receiver, the system detects movement within 3–7 meters and a 120° angle, triggering an immediate alert to the linked receiver. 2. Long-Distance Wireless Signal – Strong penetration capability allows signals to reach the receiver over 200 meters away, ensuring timely warnings to protect your property and family. 3. Weather-Resistant Design – Featuring an IP52 waterproof rating with a protective cover and deepened groove, it performs reliably in rain and is ideal for outdoor installation. 4. Customizable Alerts – Choose from 38 different chime tones with a built-in high-quality speaker. Four adjustable volume levels ensure the alert is always audible. 5. Easy Power & Installation – The receiver plugs directly into a standard indoor power outlet, while each transmitter runs on 3 AAA batteries (not included). No tools are required for setup. Specifications: Color: Black Material: ABS Detection Angle: 120° Detection Range: 3–7 meters Wireless Transmission Range: 200 meters (without obstacles) Frequency: 433MHz Available Chimes: 38 tones Receiver Power: 110–240V plug Transmitter Power: 3 × AAA batteries (not included) Transmitter Size: 8.5 × 8 × 2 cm / 3.3 × 3.1 × 0.78 inch Receiver Size: 8 × 8 × 5.5 cm / 3.1 × 3.1 × 2.1 inch Package Includes: 2 × Transmitter 1 × Receiver