- Timer Function with 17 Lighting Effects: Customize your starry experience with a timer that can be set between 5 and 995 minutes. It automatically shuts off when the time is reached, allowing you to enjoy a mesmerizing light display for up to 16.5 hours. The enchanting glow creates a captivating galaxy ambiance, perfect for sparking imagination and wonder in teens. - Dual Power Supply Options: The star night light offers two convenient power supply modes. It can be powered by a USB cable (compatible with computers and portable chargers) or by 4 standard batteries (not included). Please note, do not use both power sources simultaneously. Using USB power is recommended for safety and longevity, particularly for children. - Perfect Gift for Kids: This night light projector is ideal for decorating bedrooms, nurseries, or playrooms. It helps children overcome their fear of darkness while providing a comforting and attractive night-time atmosphere. Suitable for ages 5 to 12, this thoughtful gift is sure to be loved and cherished. - Practical Use Scenarios: 1. Create a soothing bedtime routine with a starry light show to help your child relax and drift to sleep. 2. Enhance a sleepover experience with friends by transforming the room into a magical galaxy-themed party space. 3. Use in a nursery to provide a gentle, calming light for nighttime feedings and diaper changes. This star night light projector combines functionality and charm, making it a valuable addition to any child's room.