... collars for dogs, it's visible at 400 meter distance, the webbing color and LED color are ... White nylon coated belt + Led strip + PP Drawer type battery box + POM plastic buckle + Metal D-Ring ◊ ... Cell (recommended), Dry Cell, Solar Pannels etc. ◊ Battery working life: About 40~50 hours if stable bright, ... and the battery can be replaced easily. ◊ Custom Logo printing: ...