➤ 3.7V 1100mAh battery for Sena 10C Bluetooth Headset battery replacement. | ➤ For Sena 10C pro replacement battery nominal voltage 3.7v, fully charged 4.2V, capacity 1100mAh.Built-in Seiko battery protection module to prevent overcharging and short-circuiting of this battery. | ➤ For Sena 10c replacement battery 1100mAh capacity, 10% higher capacity than the original battery (1000mAh), | ➤ Connector Plug Compatible with Original Sockets, Direct replacement for CP-SN10C battery, plug & play | ➤ Pure Lithium cobaltate Battery, higher charge and discharge performance, good consistency, more durable.