Ultra bright, slim, and lightweight LED safety lights with 3 flashing modes: steady, slow flash, and strobe. Perfect for dark day / night outdoor sports and activities like running, biking, hiking, camping, dog walking, cycling, jogging. MUST-HAVE DOG COLLAR CHARM / SAFETY LIGHT ACCESSORY FOR OUTDOOR ACTIVITIES AT NIGHT - Perfect for finding and keeping track of your dog. EASY & DURABLE - Works right out of the box, one-touch power switch design. Easily attach and detach your LED clip on accessories so quickly and securely - without even noticing you have it on Easily hook the lights onto your belt, jacket, bicycle, shoes, pockets, running gear, backpacks, helmet, dog collars / leashes, armband, or anywhere else on your clothing. WEATHER PROOF & EXCELLENT BATTERY LIFE - Rain or shine, summer or winter - any weather condition, any time - enjoy enhanced visibility and comfort knowing you'll be safe and secure at any time of the day with our weather resistant gear. Delivery Quantity: 3pcs Package Contents: Only the above package content, other products are not included. Size: 5.5*3.0*1.8cm (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Color: red+blue+green (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)