This flashlight is very small and the casing is made of aluminum, which is very convenient to carry, you can take it to camping, mountain climbing, fishing. It has a power of 4.5V, uses 3 AAA batteries as the driving power source, and has a battery life of up to 6-8 hours. The shell can be printed with logo, and the shell color can be customized for MOQ up to 1000 pieces