DAYTECH Q-01A കോൾ ബട്ടൺ നിർദ്ദേശ മാനുവൽ
DAYTECH Q-01A Call Button Specifications Product Name: Call Button Product Model: Q-01A Operating Temperature: -30°C to +70°C Working Frequency: Not specified Transmitter Battery: DC 12V Standby Time: 3 years Product Usage Instructions Read the instructions carefully before installation. Ensure proper…