Salt Water Battery Diy Science Experiment Complete Kit

  • Salt water battery DIY kit for school project, Science experiment, Free energy device, Hobby project
  • Use ‘salt + water’ to glow LED

Generate electricity using salt water to glow the LED. Step by step tutorial is provided with the kit to easily perform the experiment. The kit contains 4 copper plate, 4 Zinc plate, 5 wire, 2 LEDs, Instruction manual