Sunlike LED Grow Light with Blue Red Light Auto On/Off 4/8/12H Timer 5 Brightness Leves Waterproof Clip Plant Growing Light for Indoor Plant Seedlings Full Spectrum Adjustable Gooseneck Plant USB Growing Lamps Description: This grow lamp is perfect helps you to save energy and improve the environment of plant growing. Make your plants grow faster and healthier, effectively promotes photosynthesis, increases growth rate, and satisfies plant germination, growth, flowering, and results in the entire process of light energy needs. Features: [Full Spectrum Grow Light]LED grow light with Blue & Red light bulbs providing similar to sunlight more highly uniform light for plants. [4/8/12H Timer & 5 Dimmable Levels]Has 5 adjustable brightness to suit various stages of plant growth, 3 timer setting options, the lamp auto turn off according to plant needs. [Easy to Install]The anti-slip clip makes this growing lamp easy to assemble and stay firmly in place. 360°Flexible goosenecks allow you to adjust any direction or lighting area. [High Efficiency]The plant growing light provides a strong and uniform intensity of light to plants. This Grow lamp has a larger lighting area. [Wide Application]LED plant grow lamp can be used for both hydroponics and indoor plants in soil, in the greenhouse, garden, vertical farm, grow tent, or grow room. Specifications: Lamp Types(Optional): Single Lamp(Type 1); Double Lamp(Type 2); Three Lamp(Type 3); Four lamp(Type 4) Material: Aluminum, PC Power Supply: USB Wavelength: RED:620-630nm, Blue:460-470nm Function: 5 Dimming levels, 3 light modes   Timing switch: three periods (4H, 8H, 12H), 24 hours cycle timing Switching Sequence: single head - double head - three head Waterproof: IP66 Occasion: Home, Garden, Greenhouse Cable Length: 140cm / 4.59ft Package Size: 18*13*11cm/7.08*5.11*4.33inch(Type 1 & 2 & 3);19*13*13cm/7.48*5.11*5.11inch(Type 4) Package Weight: 349g/0.76lb(Type 1);491g/1.08lb(Type 2);634g/1.39lb(Type 3);790g/1.74lb(Type 4) Package List: 1 * LED Grow Light 1 * User Manual Note: 1. It is recommended e a 5V/3A adapter (shipped without adapter) 2. The installation distance is less than 20CM from the plant, and the irradiation width is about 20CM