ThorFire TS07 Keychain LED Flashlight Stainless Steel Mini EDC Torch Use AAA Battery Keychain AAA flashlight. Very small and portable. Material: stainless steel Extremely small and super-bright light, high quality, extremely durable designs. Uses AAA battery (NOT included). Size: 2.8''(length) * 0.5''(body diameter) Durable, Portable. Mini EDC flashlight