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Techcard Technology Power Circuits Door Bell
Wholesale global from China
Item No:BT4820669
Update time: 2025/1/1 22:04:04
U.Price: FOB China ( $ ) Negotiable
Payment: T/T
Shipping: DHL/UPS/TNT/FEDEX/EMS/AIR MAIL/SHIP
Description: Investigate simple mechanisms, circuits and electric motors. Construct a sonic door bell and expect everyone to ring before entering. Item dim. 2.5"Lx3.5"Wx3.5"D. 2 1/2" L x 3 1/2" W x 3 1/2" D
Colors: White/Purple
Application: Science, Fun, Household
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