GSM 900 Cellular Phone Signal Repeater Booster + Antenna (70dB) Gas Monitor General Compatible with Asus: Zenfone

General Compatible with Asus: Zenfone 3 Laser ZC551KL

minimize light loss and maximize light spread

2 x Self Adhesive Tapes

Power Supply DC12V/2A (AC110-240V)

Volume Control

GSM 900 Cellular Phone Signal Repeater Booster + Antenna (70dB) Gas Monitor General Compatible with Asus: Zenfone* Application place of mobile phone signal amplifier: 1) Small regions signal blind or weak signal area, such as underground or semi underground place of business, basements, underground parking, etc. 2) Small scale hot spot signal Complaints areas, such as conference rooms, a small supermarket, small shopping malls, the office and small public areas, etc. 3) Traffic and large social influence areas, such as bars, cafes, dance halls, cafes, fitness