Upgrade your lighting with our advanced Microwave Sensor Switch, offering superior performance and safety compared to traditional infrared sensors. Key Features: • Utilizes microwave radar as a control signal source for precise human motion detection. • Instantly illuminates when someone enters the detection area. • Provides a wide 360° detection range for high detection probability and easy installation. • Ideal for various indoor spaces including closets, basements, laundry rooms, garages, bathrooms, hallways, and stairwells. • Boasts high sensitivity, long induction distance, strong reliability, and a wide power supply voltage range. Specifications: • Material: Durable ABS • Diameter: Approx. 9.5 cm / 3.7 inches • Height: Approx. 4.2 cm / 1.7 inches • Operating Voltage: 12-24V DC • Output Type: Relay node (switch) signal • Installation: Indoor, ceiling installation • HF System: 5.8Hz+/-75MHz CW Radar Package Includes: • 1 x Microwave Sensor Switch • 2 x Bolts • 2 x Nuts • 1 x Instruction Manual Please note: Allow for 1-3 cm error due to manual measurement. Thank you for your understanding.