tdg Diy Infrared Alarm Kit Stem Toys For Children Physical Scientific Experiment Learning Educational Toy Gift

-- Safe and nontoxic Plastic material;
-- Let children have an interest in physics.
Description:

Product Category:Diy Infrared Alarm Kit

Feature:

Safe and nontoxic Plastic material;  

Let children have an interest in physics

Marerial: Plastic,Wood

Size:6.4*7*7cm

Weight:60G

Age of application: > 5 years old

Packing list:

1 bag * materials for making an infrared siren, as shown in the picture.

Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
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