Specifications:

• Weight: about 150g
• Voltage: Cover Case
• Type: Li-Ion
• Size: battery Pack Case
• Nominal Capacity: battery case
• Model Number: 4x18650 ( not include )
• Feature: Don't include battery
• Feature 7: Cover For Bicycle Bike Lamp Power Bank Cycling Battery
• Feature 6: 4x 18650 Waterproof Battery Pack
• Feature 5: 8.4V 18650 battery pack
• Feature 4: DIY battery pack
• Feature 3: Waterproof Battery Pack Case
• Feature 2: 8.4V 4 x 18650 Battery Holder
• Brand Name: GTF
• Application: Bike