Name: reflective beltModel Number: STAR-BELT-001Features: 1) 1pc of CR2032 lithium battery included and easy to be replaced2) the life of the battery is 24i a30 hours when you the switch always on 3) one LED in it and the life of it is 100,000hours4) There are three modes, one is light, one is blinking, and the other is off* For group's better positioning and contact in dark outdoor5)Product material: PVC reflecting material6)The product size:38*3.5*1cm7)product weight:33g