Using top quality Panasonic cells, German designed and manufactured battery pack for high quality and safe performance! German engineering means top-quality, exceptional performance, with safety a top priority. Built with Panasonic cells. Includes battery pouch and straps.

Specifications:

• Battery：4×18650 Li-ion battery (8.4V4.5AH)
• Battery life:500 times cycle
• Charger：DC 8.4V/1.8A
• Charging time：3-3.5 hours
• Discharging current：≤4A
• Waterproof rubber coated
• Size：48×48×96 MM
• N.W.：190g plus pouch 30 grams
• Comes in a nylon battery bag, with strap to attach to bicycle frame.
• Compatible with all Lumintrail 8.4V bicycle light: TB-1000, TB-1600, and MagicShine 8.4V bicycle lights: MJ-808, MJ-808E, MJ-816, MJ-816E, MJ-818, MJ-872.

Warranty: 180 days manufacturer warranty.