Place of Origin:

China

Brand Name:

OEM

Model Number:

SF-QF04A

transmitter:

1 pcs

receiver:

4 pcs

transmitter battery:

2*AAA battery

receiver battery:

1*cr2032

working rage:

15-30 meters

sound:

75-80 dB

Frequency:

433.92 MHz MHz

Protocol:

rf

transmitter with led flashlight:

yes

Certificate:

CE FCC RoHS