LEDs are extremely bright and direct exposure to eyes may cause injury. Avoid shining LED into the eyes. Safety Product: This is a safety product and should be used with adult supervision. Keep away from small children. If batteries swallowed, promptly seek medical attention; have doctor phone Poison Control at 1-800-222-1222. Battery Safety: As with all batteries, do not install backwards, charge, put in fire, or mix with used or other battery types - may explode or leak causing injury. Replace batteries at the same time. Do not mix old and new batteries. Do not mix alkaline, standard (carbon-zinc, Li, etc.) or rechargeable (ni-cad, ni-mh, etc.) batteries.