BAZHOU The shell is made of aviation magnesium-aluminum alloy material, low weight; not afraid of falling, not afraid of pressure, sturdy and durable; The surface adopts special electroplating process, which is more wear-resistant than ordinary paint; and after grinding and polishing, it looks fashionable; Easy to deal with harsh environments in the wild; the back cover can be tied with a hand rope, which is convenient to carry; Power supply: 3 AAA batteries 9 LED light-emitting diodes Delivery Quantity: 4pcs, Package Contents: Only the above package contents, excluding other products. Size: Length: 8.4cm Diameter: 2.3cm (head) (Reminder: The size is measured manually, please allow 1-2 cm measurement error) Color: color random delivery (Due to different monitors and lighting effects, the actual color of the item may be slightly different from the color shown on the picture.)