The mini LED keychain is super bright to meet your daily use. It has a durable aluminium body and 6 assorted colors for you choice, blue, red, purple, black, gray, green. The new energy-saving light source life of up to 100,000 hours, suitable for self safety, cycling, caving, climbing, camping, biking, exploring and outdoors activities, Built-in three AG13 button batteries, shell aviation magnesiumalloy material, high strength, low weight, surface oxidation treatment through a special, more wearable, feel more comfortable.