The Solar Sensor Dual Light is not adjustable. Anything detected within a 35 foot radius will activate the light for 30 seconds.

Each of the 2 bulbs uses 5 LEDs and each bulb provides an incandescent equivalent of 60 watts.
Lux rating per bulb is as follows:
At the distance of 1m 49lux
At the distance of 2m 17lux
At the distance of 3m 10lux
At the distance of 4m 5lux
At the distance of 5m 3lux