How to upgrade SON Street Lighting to LED using an LED Retrofit Lamp

Signature offer a wide range of Retrofit LED Lamps to upgrade existing SON and SOX Street Lighting. This is a short video to illustrate the simple process to upgrade a SON lantern.
The LED Retrofit lamp is a Light Efficient Design product distributed by Signature Limited in the UK. For more info:

Post time: 05-23-2017