Micro flashlight keychain aaa tu312k true. micro aaa is powered by a single aaa battery, making the torch incredibly small. easily and economically replace the standard aaa battery or use a rechargeable one. features dual rubber 'o' seals for super smooth on/off operation and water resistance. produces a bright, long-lasting 50 lumen beam of light. runs solidly at 100% power for up to 1.5 hours. the perfect keychain companion for all of life's little lighting emergencies. made from aircraft grade anodized aluminum, it will surely withstand the test of time.