Hand Crank Driven Electricity Generator Mechanical Emergency Power Education Kits Hand Crank Generator Hand Generator Pedal Generator Science Kit 3V~6V auspowers_batchfive Just slip into your bag

Just slip into your bag or pocket and enjoy your trip

Electromagnetic relays are widely used: household air conditioner compressor motors

and the repositioning will not affect the bonding durability

You can connect your phone with your car sound equipment freely

Hand Crank Driven Electricity Generator Mechanical Emergency Power Education Kits Hand Crank Generator Hand Generator Pedal Generator Science Kit 3V~6V auspowers_batchfive Just slip into your bagHand Crank Driven Electricity Generator Mechanical Emergency Power Education Kits Hand Crank Generator Hand Generator Pedal Generator Science Kit 3V~6V Product Features This hand crank electricity generator could help kids to understand generation of electricity, quite suitable for adult and children to play together Slowly rotate the crank one circle each second and the voltage could reach 3V that could easily lighten a LED This set comes with one