These batteries are compatible with 504q.. ..
Find any, fully supported
Same size
1-lava iris 504q
2-lava iris 504q+
3-lava iris 505q
4-lava iris 506q
5-micromax canvas a190
Next are nokia bl5c and micromax canvas a61 battery pin is same as 504q but these two different in size, so if u use this two.. You have to be tricky .
Enjoy your 504q
:) :D :p
Find any, fully supported
Same size
1-lava iris 504q
2-lava iris 504q+
3-lava iris 505q
4-lava iris 506q
5-micromax canvas a190
Next are nokia bl5c and micromax canvas a61 battery pin is same as 504q but these two different in size, so if u use this two.. You have to be tricky .
Enjoy your 504q
:) :D :p
xda-developers