[EMERGENCY USE] This product is suitable for emergency using, which is no battery needed and portable, it is convenient and easy to carry.
[ENERGY SOURCE] This lamp can be powered by salty water, urine.
[MATERIAL] It was made by plastic and aluminium, which is sturdy and long lasting, it can supply continuous lighting.
[MEASUREMENT] The length of this product is 19.5cm, width is 12cm, height is 6cm.
[SCENARIOS] It is suitable for hiking, camping or climbing.