Lithium Battery Pack For T6 Bicycle Lights L2 Headlight 4 18650 Batteries 3.7v 4.2v 7.4v 8.4v

Brand: Nominal voltage V: 8.4. Nominal capacity Ah: 5600mah. Number of cycles: 1000 times. Charging voltage V: 8.4V. Charging current A: 1. Weight: 80. Product size mm: 36*36*66.