HTC Status is actually the AT&T’s version of HTC ChaCha. The battery is also the same as that of HTC ChaCha.

HTC Status Battery Specs.
Part Number: PA-X079
Type: Li-Ion
Voltage: 3.7V
Capacity: 1250mAh
Replace Code: 35H00155-00M, BA S570
Compatible with HTC ChaCha, HTC G16, A810E, HTC Status