This WLtoys F9 RC robot features great amusement and enlightment for children to learn and play with! Built-with infrared and Wifi APP control dual control mode, easy to play. It is also super functional, it's equipped with 4pcs servos to move freely and also provide dancing function, with ultra-sonic sensor to achieve auto follow and obstacle avoidance. Great gift for your kids!<br><br><strong>Features:</strong><br>With ultra-sonic sensor, provides auto follow and obstacle avoidance.<br>Music and dancing, great amusement for family play.<br>LED lights to show different expression.<br>Story telling and English learning, great educational toy.<br>4pcs of servos adopted to move freely, agile to walk and dance.<br>Infrared controller and Wifi APP dual control mode, and can be programmed with APP control.<br><br><strong>Specifications:</strong><br>Brand: WLtoys<br>Item: F9 Robot<br>Main Material: ABS<br>Color: Yellow / Blue optional<br>Control: Infrared / Wifi APP (Android / iOS)<br>Control Distance: about 10m<br>Battery: 3.7V 800mAh <br>Working time: about 100mins<br>Charging time: about 90mins<br>Product size: 107.5 * 90.6 * 65mm<br><br><strong>Package information:</strong><br>Package size: 16 * 11 * 9.5cm / 6.3 * 4.3 * 3.7in<br>Package weight: 440g / 15.5oz<br>General box package<br><br><strong>Package list:</strong><br>1 * F9 Robot<br>1 * Infrared Remote Controller<br>1 * Hand Bag<br>1 * Charging Cable<br>1 * English Manual