Nominal Capacity: 1800mAh; 
Battery Type: Li-Ion battery; 
Dust/Water Protection Class: IP56;

Nominal Voltage: 3.7V 
Battery Operating Time(5/5/90): about 13.5h (For reference only. Battery Operating Time may vary with different frequencies and models.)
Dimensions: 90.6*54.0*14.0(mm)
Weight: about 63.3g
Operating Temperature: 0~45℃(charge)  /  -20~60℃(discharge)
Storage Temperature: one month -20~60℃  /  three months -20~45℃  /  one year -20~25℃

Compatible Radios:PT-580