saramonic blink 500 b2 battery life

Battery Type 1 x Built-In Rechargeable (Included, Not Replaceable) Internal Battery Capacity 400 mAh. 500 px com Battery Charging Time 2 5 Hours Approx Battery Life 5 Hours Display Indicators 1 x LED (Battery Status, Power, Recharging, Sync) Housing ABS, Plastic Operating Temperature 32 to 122°F / 0 to 50°C