Model Number: HW-b6 Brand Name: Howellworld Key Specifications/Special Features: Robot for education and entertainmentCPU: MT6572+8GB SSDDimension: 150 x 150 x 228mmWeight: 1100gBattery: 2200 mAh Lithium polymer batterySensors: gravity sensor, 6-axis gyroscope, gesture sensorMoving system: spherical bottom with rolling control systemDisplay: 0.65MP natural color, 2.8 inch TFT wide angle displayWireless charging: IDT solution, meet international standards of QI, support 2A fast chargingPower: 110V-250VMaterial: PC/ABS, stainless steel, PMMA, TPUNetwork: WCDMA 14.4Mbps, Wi-Fi IEEE802.11n/g/b