Specifications:

• Voltage: 5V
• Type: Lithium Battery
• Size: Approx.80 * 50 * 80mm/3.15*1.97*3.15in
• Name: Electric bicycle generator
• Features3: Energy saving and environmental protection
• Features2: Portable size, easy to install
• Features1: Wide applicability, can be installed in the frame
• Capacity: < 10Ah
• Battery capacity: 1000 mAh