3Set Mini Emergency Hand-cranked Dynamotor Charger Portable Hand-cranked Generator 3V 5V for Diy Ele
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| Main centres: | 1-3 business days |
| Regional areas: | 3-4 business days |
| Remote areas: | 3-5 business days |
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Product details
Condition
New
Location
International
Bob Shop ID
615100390
Description:
Understand the gear`s speed-increasing transmission conversion and the principle of electric energy generation, and cultivate the manual and brain skills, which is very suitable for manual classes in schools or for adults and children to play together! When shaking slowly for one second or more, the generating voltage can easily reach 3V, and it is easy to light a few LED lights (not included):-namely diode lights, shaking at a constant speed-shaking too fast, the generating voltage will be high. Hand-cranked generator, when it rotates quickly, the generating voltage can reach 6V.
Package included:
3 x Hand-cranked Generator? 6 x clip line
Note: The product is not included the LED Lights
Understand the gear`s speed-increasing transmission conversion and the principle of electric energy generation, and cultivate the manual and brain skills, which is very suitable for manual classes in schools or for adults and children to play together! When shaking slowly for one second or more, the generating voltage can easily reach 3V, and it is easy to light a few LED lights (not included):-namely diode lights, shaking at a constant speed-shaking too fast, the generating voltage will be high. Hand-cranked generator, when it rotates quickly, the generating voltage can reach 6V.
Package included:
3 x Hand-cranked Generator? 6 x clip line
Note: The product is not included the LED Lights
