The 4K Flex Retrofit Kit converts traditional light towers to deliver 360 degrees of glare-free light. The 4000W-Hi kit includes four HI-BT37 bulbs with 1,000 watts of power per lamps (at 110 lumens per watt) and a 4.5-ft.-diameter, 4-ft.-high pop-up cylindrical diffuser.
- Rain, snow, dust and wind resistant up to 40 mph
- Designed for large jobsites -- use a single tower to light a large area
- Flame-retardant fabric
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