Product Description TT-01-403686G Cobham Thrane Explorer 710 Li-on Battery BATTERY SPECIFICATIONS Battery: Lithium ion, rechargeable Voltage 10.95 Volt Capacity: 5700 mAh Stand-by time: 36h, 25°C / 77°F Recharge time: 2hr30m Charge temperature: 0°C to 45°C / 32°F to 113°F Charging Time Tx time, max: 2h30m @ 144 kbps, 1h30m @ 492 kbps Rx time, max: 3h30m @ 492 kbps