Free Your Hands：The automatic electric rocker controller swings up and down slowly, it makes your kids feel like they are sleeping in the embrace and fall asleep quickly Start with the slowest speed：find out the slowest speed and then gradually adjust the appropriate swing speed. If you start with a swing speed too quickly, the product may swing irregularly Safe and Easy：The electric baby swing cradles are equipped with low voltage, which save power and reduce nut pressure. In addition, the design is suitable for all families Weight adjustable：20kg load bearing.According to the baby's weight to adjust the number of springs.2 springs for 5-7kg, 3 springs for 7-10kg, 4 springs for 10-12kg, 5 springs for 12-15kg , 6 springs for 15-17kg, 7 springs for 17-20kg Wide Use：The crib player can keep the baby in a good sleep, and it is not easy to wake up, just like in the mother's arms, and can bring the baby a sense of security, suitable for all families