The Chinese-made Walker S2 humanoid robot is the world’s first industrial robot that can replace its own battery, allowing it to operate 24 hours a day, 365 days a year.

Unveiled earlier this month by Chinese robotics company UB Tech Robotics, the Walker S2 has been attracting a lot of attention because of its unique ability to replace its own batteries to ensure it never runs out of power. Conventional robots need to be plugged in or have their batteries replaced, which means they have to stop working for a certain period of time, but the Walker S2 is equipped with a dual battery system that allows it to replace each battery itself, one at a time, to ensure that it essentially never runs out of power. This simple yet ingenious feature is said to be a first among bipedal robots.

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