led keychain: Led lifetime: 100,000 hours Chrome-plated brass case Powered by 4pcs AG3 button cells L 45 x D 10mm

   With 1pc ultra bright white led light    Led lifetime: 100,000 hours    Chrome-plated brass case    Powered by  4pcs AG3 button cells    Push button on/off switch    Product size: Length 45 x Diameter 10 mm   Light color: red , blue, white

led keychain