Description: Brand: LOBOTProduct: 4DOF RC Walking Robot Chip: Atmega 328 Battery: 2* 3.7V 18650 Lipo Battery (included) Program Software:IDE/ Mixly Control: bluetooth/ Infrared Featrues:- DIY design, free to assemble.- Support ultrasonic obstacle avoidance.- Support bluetooth or infrared control.- Support to program yourself Package:1* Robot kit 1* Infrared Controller 2* 3.7V 18650 Battery 4* Servo 1* USB (Universal Serial Bus) Wire 1* Charger 1* Ultrasonic Module 1* bluetooth Module