USB CHARGING + LONG LIFE: Different with traditional battery night light, our sensor lights have built-in 400mAh lithium rechargeable battery. 2 hours required for fully charged, and then working more than months in auto mode, energy saving.
ENERGY-EFFICIENT: VazzLox motion sensor lights, automatically turn on when motion is detected within a 7-10 ft. range, automatically powers off after 15-20 seconds of inactivity, this sensor light will lighting your path as you cross and shutting off soon after. Up to 60 lumens output, 6 bright LED beads inside, saving energy.
IMPORTATNT NOTE: Motion Sensor Light can only be turned on in darkness environment. It won't turn on if enough light has been detected by the light sensor.