FastEngle Pet LED Bone-shape Lights Pendant, Dog Light up ID Tag, Pet Safety Collar Pendants Lights for Outdoor Walking Safety accessories: Bright LED light to keep your pets safe in dark place, especially when going outdoor at night. Small and light weight: 5cm*3.3cm*1.8cm in size and 35g in weight, it will not affect pets normal motions or activities. Eye attractive: 3 flashing modes and 2 LED light sources, easy to be control by on & off buttons; which is visible up to at least 1/2 mile. Cute and Fashionable: 8 different colors in bone shaped design; let your pet look cute and fashionable. DIY name tag: Each pendant has a DIY name tag at the back, to write down the name of pet owner or telephone number as double safety aid.