bar box force measuring 10n newton meter junior high school physics mechanics experiment science and education instrument teaching demonstration

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【10N Bar Type Force Meter】A must-have for middle school physics mechanics experiments! Accurately measures forces from 0-10N, error ≤ 0.1N, metal spring is durable and long-lasting.

Transparent shell with clear readings, non-slip handle design for safer student operation.

Resolving the pain points of spring aging and inaccurate readings, certified by the Ministry of Education for teaching instruments.

Foster scientific curiosity and make physics learning more intuitive!