Hand Cranked Charging Farah Flashlight Strong Magnetic Self Generating Emergency Flashlight Physics Science Teaching Tool

Is Electric : No

Recommend Age : 14+Y Origin : China

This Product Adopts The Farad Principle, And The Magnet Generates Current Through The Magnetic Field Lines. By Shaking The Hand, The Led Light Shines. The Longer The Shaking Time, The Longer The Lighting Time. Mainly Used For Science And Technology Teaching, Emergency Lighting Evening Fluorescent, Outdoor Camping, "Emergency Rescue, Etc

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