Wrisky 10Pcs 4x5 Cell Spacer 18650 Battery Radiating Shell Pack Plastic Heat Holder

Material: ABS Color: Black Advantage: Radiating during high rate discharge. Makes your battery pack Solid and Reliable! Tips for building: This Listing is for 10pcs Spacer, could fit 10 x 18650 batteries. Every two 18650 battery cells needs 2 Spacers (one up / one down) Size Approx: 8*10*0.8cm/3.15""*3.94""*0.31"" Quantity: 10Pcs Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 10Pcs x18650 Battery 4x5 Cell Spacer Radiating Shell Pack Plastic Heat Holder