Diy Wireless Bluetooth Speaker Module Diy Bluetooth Speaker Making Model Electronic Science Experim

DIY assembled Wireless Bluetooth Speaker kits set,educational science physical DIY physical experiments toy. Principle : Bluetooth Speaker Data transfer via Bluetooth technology, powered by 4 AA batteries(Battery is not included). Adopting -friendly wood material, no pollution, safe to use. Great scientific experiments lab teaching aids school supplies,Cool designed DIY scientific toy gifts . High quality electronic components and accessories has stable performance, more durable. Note: Need to be assembled by yoursel. Colour:Photo Color Material:wood+plastic+metal+electronic accessories Finished size: 124 x 85 x 100mm Package Contents: 1 Wireless Bluetooth Speaker Module Kit (This is just a DIY kit, not a finished product; Battery is not included) Only the above package content, other products are not included. Note: Light 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.