Usb rechargeable. 
Soothing Kids Lamp】The Silicon night light is suitable for girls or boys to emit a soft and soothing light in the dark night, suitable for children of all ages, dispelling the darkness and guiding children to sleep. Help your child sleep well.
Children's safety: The cute night light for children is made of very soft ABS silicone. It can be used as a squeezing and kneading toy for children. It is a perfect gift for children, families and friends.
Tap Control: Press the bottom power button to turn it on and gently press the soft silicone surface to change modes. The built-in battery can be easily charged with the supplied USB.
Eye-friendly and soft: The dimmable baby light is also a great helper when breastfeeding at night, because the soft light does not unnecessarily blind the eyes of mother and baby
Warm atmosphere: it can be used as a light for baby room, kindergarten, bedroom, etc., creating a comfortable atmosphere. It can also be used as lighting when travelling at night. Soft light does not wake up sleeping families.