Genuine Sony Vaio Laptop Battery Li-ion 9 Cells - VGP-BPL20 in Choa Chu Kang Avenue 3, North Singapore for sale

Have a seldom used Sony Vaio Laptop Battery - VGP-BPL20 - it came as a free additional battery for my laptop and subsequently the laptop is crashed.
Made in Japan. 9 Cells. Note this is the Genuine Original Sony part, not replacement one.
Compatible with Vaio Z series laptop.
Dimensions: Approx. 205.1 x 42.0 x 46.7 mm (8.1 x 1.7 x 1.9 in) (w x h x d)
Weight: Approx. 460 g (16.3 oz.)
Voltage: 10.8 V
Capacity: 7800mAh
**Please check your laptop model to see the compatibility before you can consider.
Compatible laptop models (from sony web):
VPCZ116GA
VPCZ116GA/B
VPCZ117GG
VPCZ117GG/X
VPCZ128GG
VPCZ128GG/XQ
VPCZ139GA
VPCZ139GA/XQ
VPCZ127GG
VPCZ127GG/B
VPCZ126GH
VPCZ126GH/B
VPCZ129GG
VPCZ129GG/XQ
VPCZ135GA
VPCZ135GA/BI
VPCZ115GA
VPCZ115GA/BI
VPCZ126GA
VPCZ126GA/B
VPCZ136GF
VPCZ136GF/B
VPCZ138GG
VPCZ138GG/XQ
VPCZ115GG
VPCZ115GG/BI
VPCZ116GG
VPCZ116GG/B
VPCZ126GG
VPCZ126GG/B
VPCZ136GG
VPCZ136GG/B
VPCZ137GG
VPCZ137GG/B
VPCZ136GA
VPCZ136GA/B
VPCZ136GH
VPCZ136GH/B
VPCZ126GF
VPCZ126GF/B
VPCZ135GG
VPCZ135GG/BI
VPCZ138GA
VPCZ138GA/XQ
VPCZ139GG
VPCZ139GG/XQ