1. MCU control
2. Low battery reminder function
3. Automatic temperature compensation technology
4. SMT design, anti-RFI and anti-EMI
5. Low power consumption and long battery life(powered by 3xAAA batteries, not included)
6. Wireless frequency: 315MHz/433MHz/868MHz
7. Elegant appearance, PC material, anti-scratch
8. Red LED light
9. Working voltage: DC 3V
10. Quiescent current: about 20uA
11. Emission current: about 25mA
12. Detection distance: 12m (wide angle)
13. Launch distance: about 120m (open area)
14. Detection angle: 110 degrees
15. Working temperature: -10~+50 degrees Celsius
16. Product size: 10.5x4x2.6cm
