Eton Blackout Buddy the emergency LED flashlight, blackout alert and nightlight, pack of 2, NBB200W-DBL Lights up automatically when there is a power failure eliminating the need to search for a flashlight in the dark Fold-up prongs to use as a flashlight anytime On/off night light option Rechargeable battery powers light for 4 hours Compact, slim design to keep in an electrical socket for constant charging