Technical parameters                                                                     
Transmission Frequency: ISM 2,468 MHz
Receiver Sensitivity: ≤-85dBm
Transmission Distance: 80-100M
Transmitters Power Supply: 12V
Receiver Power Supply: 5V
Operating Humidity: 85%RH
Operating Temperature: 0℃~ +50℃/ +32 ~ +122F
Storage Temperature: -20℃~ +60℃/ -4 ~ +140F