Features:
1. The DIY Kit are the separate components and parts, which needs welding and installing by yourself.
2. The light glint according to the strength of signal. It can be call alert when your phone is mute. The best test distance is within one meter.
3. It' s suit for starter to learn welding and know about the radiation of your cellphone as well, you can DIY it as your "LIGHT" sing;
4. Size: 7*7 centimeter. The space of LED is 5 centimeter, you can DIY a shell to assembly it;
5. It has three power interface. You could combine freely by 2*2, 2*3 or 3*3.
6. It's compatible with the power supply of USB 5V. (If the voltage is more than 5V, it'll lead to light up when connected. You could connect 4001 diode on the input interface to step down )
7. Being tested, the best sensitivity is around the voltage of 4.8V. You could use the adjustable power supply(SKU.396173) to test it.