Features: 100% Brand New and High Quality Its small size, moderate capacity, in many small appliances and digital products widely used. ROHS / REACH EU environmental standards, 6P no o-benzene, UL94V-0 flame retardant Specifications: Item:2slot 18650 Battery Storage Holder Support Model :18650 Batter Shell material: ABS fire, flame retardant, high temperature, color diversity and other materials for choice. Metal spring: carbon steel nickel plating by NCAA salt spray test, stainless steel spring. External: wire, welding pieces, pins, male and female buckle (3.7v button) Terminal: copper nickel plating Corn: nickel plated with copperv Package Included: 100*2slot 18650 Battery Storage Holder