Add punctuation: A manufacturer of 110v led wall washer lww2 at GuangDong China
A: A manufacturer of 110v led wall washer lww-2 at GuangDong China.

Add punctuation: Also it is combined with more features such as scene capture that makes you enjoy yourself to the fullest with your mobile devices
A: Also, it is combined with more features such as scene capture that makes you enjoy yourself to the fullest with your mobile devices.

Add punctuation: A refrigerator is provided for added convenience
A:
A refrigerator is provided for added convenience.