1.100% brand new high-quality cells selection,longer standby time, longer cycle life. 2.Automatic production line,multiple smart protection circuit design, ensure more stable and more secure, 3.Lead-free production technology, more environmentally friendly. 4.The scientific management system and strict quality management system,passed ISO9001 system and CCC, CE, etc. 5.Under the same quality, lowest price,thoughtful after-sales service 6.provide OEM service:Customer design, our factory assembly and production 7.Compatible battery: ASUS: 90-NGF1B1100 , A42-V1 8. Fitting Laptop: Asus V1JV1JpV1SV1 SeriesV1SnVX2-LamborghinVX2S-LamborghinVX2Sn-Lamborghin