... LEDs * Material: Aluminium * Shell color: Blue, custom color * LED Metal Keychain * Battery: powered by 2*CR2032 cell battery(included) * switch: on ... time: 5 days, delivety time: 25 days Product nameLED Metal Keychain MmaterialAluminiumProduce size45*27mmBattery2*CR2032 (included)LEDwhite,ect.Handle colorcustonm colorSample ... ,70% before shipment, or on copy of B/L 6 LED Metal Keychain