200Pcs M3 PCB Hex Male Female Threaded Brass Spacer Standoffs / Screw / Nut Assortment Set Kit M34/6/8/10/12mm + 6mm Keep the surface of solar

Keep the surface of solar panel cleaning constantly。

7V 18650 high-drain 40A battery is perfect for mechanical mods

4 x Carry Box

which is a 24mm rebuildable tank with 2ml capacity

Houses dual 18650 batteries (sold separately)

200Pcs M3 PCB Hex Male Female Threaded Brass Spacer Standoffs / Screw / Nut Assortment Set Kit M34/6/8/10/12mm + 6mm Keep the surface of solarProduct Features: Assorted Standoff Spacer Kit List: 1. 20pcs x M3*4mm, Female Female Standoff 2. 20pcs x M3*6mm, Female Female Standoff 3. 20pcs x M3*8mm, Female Female Standoff 4. 20pcs x M3*10mm, Female Female Standoff 5. 20pcs x M3*12mm, Female Female Standoff 6. 20pcs x M3*4mm + 6mm, Male Female Standoff 7. 20pcs x M3*6mm + 6mm, Male Female Standoff 8. 20pcs x M3*8mm + 6mm, Male Female Standoff 9. 20pcs x M3*10mm + 6mm, Male Female Standoff 10.