Battery Holder Consumables Silicone water-tight seal and three

Silicone water-tight seal and three lid clasps provide secure closure

Silk Cloth

This 22-layer/11-layer model (two complete turns of the double helix) is designed for self-assembly

acceleration

piece counting

Battery Holder Consumables Silicone water-tight seal and threeBattery Holder. Single size 3. 3x7cm, which can be snapped together in parallel or series to extend capacity or voltage. Premium Quality: Battery Holder is made of high grade construction all the way through, excellent build quality and proven reliability across the range. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please contact