Specification:
Transmission distance: up to 8m(depending on the surrounding environment- sensitivity of receiver etc)
Battery: CR2025 button battery
Battery capacity: 160mAh
Effective angle: 60°
Sticking material: 0.125mmPET
Effective life: 20-000 times
Static current: 3uA - 5uA
Dynamic current: 3mA - 5mA