Led bicycle light 1.Silicone case 2.2 pcsxCR 2032 Lithium batteries ... yellow colorNormally,5000pcs quantity can customize one color.Battery type: 2 pcs x CR2032 Lithium batteries( ... bike light, led bicycle light, led bike light,battery power,white and red led lightPlastic body and IC board ... caution light,small and easy to install.2,Battery:Sustainable 80 hour3,10Certificate:100%ROHS4,Easy installation5, ...