Charging/Usage: 4 and 6 hours (20cm), 4.5 and 6 hours (40cm) and 4 and 6 hours (60cm). Features: High sensitivity infrared sensing that detects motion within 10 feet, 37 individual LEDs in a single light and easy installation with magnetic/adhesive tape backing. Size options: Choose from a 20cm, 40cm or 60cm light. Easy to install: Simply stick the light to your desired surface - no tools or screws required! Motion sensor light: Grab yourself a motion sensor light. Colour options: Choose from either black or white. | Motion Sensor Lights - Black | Wowcher