Feature●Size: 8.3 x 3.0 x 0.8 inches (21 x 7●Attaches to sensor lights to increase chime function●Wireless system eliminates wiring●It can be linked with the EWS series to enhance the system with an entryway chimeDescription
■Frequency: 313.625 MHz (specific small power) ■ Power Supply: Powered by sensor light body ■ Radio Transmission Distance: About 50 m ■ ID Code: 250,000