Key Selling Points: 🚩 Safe & Smooth Stair Navigation Professional-grade crawler system handles straight stairs ≤50° slope 81cm extended track covers 3 steps simultaneously (no bumping) Anti-slip mechanism ensures safety even during mid-stair pauses 40…
Key Selling Points: 🚩 Safe & Smooth Stair Navigation Professional-grade crawler system handles straight stairs ≤50° slope 81cm extended track covers 3 steps simultaneously (no bumping) Anti-slip mechanism ensures safety even during mid-stair pauses 40…