How Does a Friendship Touch Lamp Work? A Friendship lamp is easy to operate. Once connected to power and Wi-Fi, simply touch it and the other will light up no matter where it is in the world. Sometimes you may experience delays of up to 2hrs, but it will still light up when the signal reaches the other lamp.
It probably explains why it's hard to make friends as an expat.. The long distance touch lamps work because each lamp will link up to WiFi and through some .
When you touch the lamp, your body adds to its capacity. It takes more electrons to fill you and the lamp, and the circuit detects that difference. It is even possible to buy little plug-in boxes that can turn any lamp into a touch-sensitive lamp. They work on the same principle.