Replacement battery suitable for Sony / Sony-Ericsson cell phones:

• Sony W810i battery

Quality cell phone battery including protection electronics against overcharging and overheating. This battery has short circuit protection. The battery can be charged with your existing charger.

Technical data (not original Sony Ericsson cell phone battery):
System: Li-Ion battery
Voltage: 3.6 Volt
Capacity: 600mAh
Dimensions (LxWxH): 47.8x34.7x5.3mm
Weight: 19 grams.