1. Power saving・ durable・ environmentally friendly2. High quality・ high brightness; material: PC3. Long life up to 50000(h).Easy installation・ just screws in the E26 / E27 socket.Standard bulb base connector.4. Built-in passive infrared (PIR) motion sensor and light sensor・ the smart lamp only turns on if movement is detected in dark environment・ stays on for 40-60 seconds after movement detected.5. Suitable for home bedroom・ household corridor・ veranda・ home balcony・ toilets・ underground parking lot・ office and shop・ etc.6. Automatic trigger signal output level start LED the drive to work・ when people leave induction area・ after set up good delay time・ shut down automatically・ lamps and lanterns in ultra low power dormancy.