Technical specifications: power: 65 W Voltage: 220-240 V , 50-60 Hz total light irradiance (PPF) at 25 cm from the top of the plants: μmol/s efficiency: μmol/J full spectrum suitable for: growth and flowering Covering area: 60 x 60 cm LED chips: 3000K - 101 pcs. , 5000K - 96 pcs. , 660nm - 26 pcs. , 395nm -2 pcs. , 730nm - 2 pcs. Sanan/Samsung dimmer modes: VEG Stage : Turn Off RED & IR , BLOOM Stage : Turn On RED & IR Dimensions: 30 x 30 x 5 cm product weight: 0.65 kg service life: 50,000 hours warranty: 2 years