GSM mobile led light sticker 1.Logo can be customized 2.Will flashing when the mobile phoning 3.CE&ROHS standard 4.OEM order GSM mobile led light sticker/mobile phone sticker/mobile flashing stickerProduct Description:1) Compatible with all mobile phones without antennas2) Flashes on GSM/TDMA mobile phones when there is an incoming or outgoing call3) Doe not require any batteries4) Custom logo ...