Smart lights help shoppers find groceries

Smart lights help shoppers find groceries

Philips is piloting a Li-Fi system for retailers, which allows ‘intelligent’ LED lights in shop ceilings to communicate with shoppers through a smartphone app. 

REVIEWED  Small downlights

Small downlights

Ditching those ageing halogen downlights? Looks like an LED upgrade is in order. Lux's technical editor Alan Tulla assesses the options available.