Mains socket plug-in device with easy 3-button operation. Measures mains voltage and frequency. Monitors power consumption of household appliances by…
24-hour plug-in mechanical timer with large dial for switching electrical appliances on and off automatically. 15-minute switching intervals. Manual override…
7-day plug-in timer with large dial for switching electrical appliances on and off automatically. 2-hour switching intervals. 12 on/off cycles…