... Aluminum alloy Voltage:8.4V Current:2000mA Battery:4 x 18650 LED SUPER >> LED Professional Lighting>>LED Headlamps User ... CNC machining, anodizing surface treatment 4) Combined with four 18650 batteries, capacity: 4400mAh, 8.4V5) Waterproof design, O type ring, ... Charger, 18650 Battery Battery indicator The power indicator is specially designed for this Bicycle light to show remaining capacity of ...