Canon OIS Lens LED Flashlight Keychain The perfect accessory for any Canon enthusiast. The Canon OIS Lens LED Flashlight Keychain is a portable and durable flashlight that is 1/8 scale model of a Canon OIS EF-S Lens. Its the perfect keychain flashlight requiring only three LR44 batteries that provides hours of uninterrupted light. The LED gives off a constant brightness of 40 Lumens and has a total lifespan of up to 100 000 hours of usage. The flashlight features a simple twist-head switch to turn the light on and off and includes a detachable keychain.