SAFE & DURABLE: EVERYGROW plant grow lights are UL certified. The IP44 waterproof design means they’re weatherproof outdoors. (Note: you must screw the bulb into the socket completely!) The grow bulb is made of aluminum to dissipate heat effectively and prolongs the lifespan of the greenhouse lighting. E26 socket and on/off switch for easy installation and daily use. LIGHTS THAT PLANTS LOVE: Each grow bulb contains 48×LED chips, including 24×3000K high-efficiency chips, 18×5000K white light chips and 6×660nm red light chips, infinitely close to natural sunlight. The advanced light mixture allows plants to absorb the maximum amount of energy needed for their rapid growth, increases yields and crop quality. It is the optimal choice for all plants at all stages growing from seed to fruits! HIGH EFFICIENCY & LOW POWER CONSUMPTION: 288 LED chips, 15,000 Lumen luminous flux, 100 lumens/s, more than 95% power factor, photosynthetic photon flux of up to 23.5 µmol/s and 25w of the rated power per bulb, providing a full range of light for plant growth. The highly reflective aluminum cover condenses photons to the plant without wasting or producing harsh light. FLEXIBLE & ADJUSTABLE CONNECTION: Our grow lights string is designed with a daisy chain connection, you can increase or decrease the number of lights and length of the string according to your needs. (Up to 72 bulbs can be connected at a time!) EVERYGROW plant lights can be widely used in different growing spaces and growing stages, outdoor plant gardening and greenhouses. (Tip: Recommended installation height is 30 inches to 50 inches above plants!) ATTENTIVE CUSTOMER SERVICE: Choose the perfect EVERYGROW grow lights for your indoor and outdoor plants now! If you have any problems or dissatisfaction, please feel free to message us, we will be happy to help you!