how often to replace T5s

[Oscarman]

Thanks Ross, I checked it out and will look for one with similar features from a Can source.

Originally Posted by Ross

The one I use is Buy Light Meters Lux & Foot Candle l 5 Year Warranty l Sper Scientific It's a bit pricey, but it's self calibrating (calibrates the zero point every time you turn it on, so it eliminates drift due to battery strength, etc.) so I can depend on accurate readings (both lux and foot-candles).