Universal Neck Hanging Holder Phone Stand Lazy Holder Mobile Bracket for under 5.5 inches Smartphone

Universal Neck Hanging Holder Phone Stand Lazy Holder Mobile Bracket for under 5.5 inches Smartphone
  • Sellerazadlig.info
  • List PriceUS$8.07piece
  • Sale PriceUS$8.07piece
  • ShippingFree Shipping
  • Ratings4,9 (227)

Product Description

Specification:
Shell Material: Acrylic
Size (L*W*H): 70x50x60mm
Application: Experiment kit for high school chemistry primary cell experiment.
Features:
1. Connect copper plate and red wire to the red binding post (positive, + )
2. Connect zinc plate and black wire to the black binding post (negative, - )
3. Connect LED (light emitting diode) to binding posts. Long terminal of LED is positive(+), while short terminal is negative (-).
4. Add acid solution into the box.
5. Observe LED grows and bubbles up on copper plate.

Package Included:
1 x Primary Cell Box
1 x Copper Plate
1 x Zinc Plate
1 x Iron Plate
1 x Light Emitting Diode
2 x Wires
More Details:

Primary Cell Experiment Kit Chemistry Galvanic Cell Box Holder Case

Primary Cell Experiment Kit Chemistry Galvanic Cell Box Holder Case

Primary Cell Experiment Kit Chemistry Galvanic Cell Box Holder Case

Primary Cell Experiment Kit Chemistry Galvanic Cell Box Holder Case

Primary Cell Experiment Kit Chemistry Galvanic Cell Box Holder Case

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