Features: Fine Workmanship: The body is made of ABS environmentally friendly materials, safe and non-toxic, with smooth edges and no burrs, so that children can have fun and parents can rest assured. Fully upgraded massive content, powerful: Read the content, easy to operate, and make a sound with a gentle touch. Each button will surprise your child. The interactive interface for children's learning books is more suitable for children to learn and use. Vivid enlightenment education to solve the troubles of mothers. (Hint: When using the right area, press the "SWITCH" main switch first. It starts when the sound is on. Each page has a "Start" start button. Press this button before using the page.) Parent-child interaction: Learning book has a variety of gameplay, parent-child interaction, from simple to complex knowledge, and develop children's logical thinking. Dynamic music, pleasing sound: Create a space stereo sound, so that every sound is pleasant. Smart logic pen, distinguishing right or wrong: The question area on the right side of the study book is selected by hand to select the question you want to ask. The left page uses the logic smart pen, click the detection point in the answer area, select the correct answer for the question area, and find the correct answer. Find the right answer to the smart pen bright blue light, if the wrong answer red light, and with voice function. Guide the baby to learn correctly, improve the baby's ability to grasp knowledge. Specification: Condition: 100% Brand New Material: ABS + Electrical Components Color: Shown as Picture Learning Book Battery: 3*AAA Batteries(not included) Smart Logic Pen Battery: 2*AAA Batteries(not included) Suitable for kids over 3 years old Learning Book Size: Approx. 26 * 22.5 * 2cm / 10.24 * 8.86 * 0.79inch Smart Logic Pen Size: Approx. 15 * 3 * 4cm / 5.91 * 1.18 * 1.57inch Weight: Approx.384g/13.5oz Package List: 1 * Learning Book (not include batteries) 1 * Smart Logic Pen (not include batteries) Package List 1Fine Workmanship: The body is made of ABS environmentally friendly materials, safe and nontoxic, with smooth edges and no burrs, so that children can have fun and parents can rest assured. 2Fully upgraded massive content, powerful: Read the content, easy to operate, and make a sound with a gentle touch. Each button will surprise your child. The interactive interface for children's learning books is more suitable for children to learn and us 3Parentchild interaction: Learning book has a variety of gameplay, parentchild interaction, from simple to complex knowledge, and develop children's logical thinking. 4Dynamic music, pleasing sound: Create a space stereo sound, so that every sound is pleasant. 5Smart logic pen, distinguishing right or wrong: The question area on the right side of the study book is selected by hand to select the question you want to ask. The left page uses the logic smart pen, click the detection point in the answer area, select