GROW LIGHTBULBS: Use for indoor plant growing all throughout the year; replicate the sun????????s natural light anywhere in your home
WHAT'S INCLDUED: Includes 4 individual 13 watt CFL bulbs that have a temperature of 6,400 kelvin
ENERGY EFFICIENT: Compact fluorescent light is energy-efficient and produces 900 lumens
EASY TO USE: Simply screw into any standard-size light socket
BALLAST: Self-ballasted; screw-based CFL bulbs do not require separate ballasts; Dimensions (L x W x H): 11 x 2 x 9.5 inches; Bulb type: Compact fluorescent bulbs; Life span: 10,000 hours