Black Carbon Fiber 1000mAh Battery by Aspire Color: Black The Aspire Carbon Fiber Battery series are high-end vape devices. This battery features stainless steel endpoints a metal button and a carbon fiber coated tube. The following three models make up the CF Battery Series: G-power VV and Passthrough. The Aspire CF Batteries contain a revolutionary spring connector. This unique technology ensures that there will always be a strong connection between the battery and clearomizer. Features:1000mAh BatteryCarbon Fiber Coated TubeStainless Steel PartsSpring ConnectorMetal ButtonSafety HolesHigh Quality Cell and Control CircuitPerfect Inner Structure Design