The Unitree B1 is an industrial-grade quadruped robot measuring 1,126 by 467 by 636 mm standing and weighing approximately 50 kg with battery. It features IP68 waterproof rating with a 20 kg continuous walking load and 80 kg maximum standing load. An 18,000 mAh 51.8 V lithium battery (932.4 Wh) provides 2 hours continuous walking without load and 5 hours standing endurance with 1 to 2-hour charging. An Intel i5-1135G7 main CPU with up to 3 Xavier NX sensing compute platforms and 5 Intel RealSense D430 depth cameras provide perception. It climbs 20 cm stairs with 7 Gigabit Ethernet, 4 RS485, 5 USB, and 4 CAN expansion interfaces plus 12 V/24 V power output. Operating temperature is -5 to 45 degrees C. Targets industrial inspection, agriculture, security patrol, survey and exploration, and public rescue in harsh environments.