Hand Crank Generator Bulb Kit DIY Assemble Toy School Physics Scientific Experiment Material

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● Available COD for all products；

● Our products have a 6-month warranty；

● Shipped out within 24 hrs from Manila (except some special holidays)；

● 2 days to arrive NCR and 2-5 days to other provinces;

● Please do not confirm receipt until you have checked that the contents of the package are in good condition.

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Features:

-> Healthy and Eco-friendly materials,edutainment.

-> DIY science kits,we allow children to construct objects , builds motor skills, and enhances creativity.

-> It Can excite children's curiosity and promote imagination, developing intelligence, exercising the ability of using hands and brain.

-> Through experiments,we can foster kids sharp observation ability, deliberate thought ability, strong practical ability and creation ability.

-> Parents and children to assemble it together to improve parent-child relationship.

-> It's useful for keeping track of unproductive habits, like play phone and online game for a long time.

-> Increase the fun between children.Very nice gift for them.

Specifications:(3 Selections For You)

1. DIY Hand Crank Generator Bulb:

Material:Wood

Power:Hand Crank

Size:14*7*8 cm(L*W*H)

Recommended age:Over 4 years old

Working principle: When the handle is turned quickly, the large pulley rotates, and the belt drives the small pulley on the motor shaft to rotate, the motor rotates at high speed to generate direct current, and the current passes through the circuit board for voltage regulation and output to the light bulb, thereby lighting the light bulb.

Package includes:

1 * DIY Hand Crank Generator Bulb

1 * Instruction

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1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.

2.Due to the manual measurement and different measurement methods, please allow 1-5mm deviation.