Feature: 1. Stress Relieve: Fingertip speed puzzle massage ball toy is a good choice to help you effectively relieve stress and anxiety. 2. Ladybird Shape: Comes with a unique ladybird shape, vivid and cute, which is very easy to attract the attention of children, funny and easy to play. 3. LED Light: Puzzle ball with colorful LED light, and will automatically change color. Built in high capacity battery, which can be continuous light 24‑26 hours. 4. Safe to Play: The edge is smooth and round, without burr, and it is not easy to damage the skin when playing or massaging with it. Ideal for adults and children. 5. Massage Function: Helps to strengthen hand muscles and increase hand and finger flexibility. It can also be used to massage parts of the body. Specification: Item Type: Fidget Ball Puzzle Game Material: Plastic, electronic components Size: Approx. 12.5 x 14.2 x 9cm / 4.9 x 5.6 x 3.5in Battery: 3 x 1.5V 65MAH AG10 battery (built in). Package List: 1 x Puzzle Ball 1 x Pulling Rope