describe1. It can enhance the receiving effect of the mobile phone.2. Improved mobile phone antenna boosterThe antenna booster is now stronger and has a shiny gold color.3. Benefits:1) Huge impact, like a 4-foot antenna on a mobile phone.2) Improve the receiving effect and reduce static electricity in ships, elevators, cars, buildings, tunnels, and mountains.3) It can be used for any analog, digital and tri-band phones.4) Eliminate dropped connections.5) Easy to install, just tear it off and stick it in the battery box.6) Each is individually wrapped and can be used as a gift or resale! "4. The latest research results of mobile phone antenna signal enhancer, so that you will not have bad signals during the journey,Product parameters:1. Product name: the latest model circuit board mobile phone signal booster mobile phone antenna amplifier2. Applicable objects: mobile phones/tablet computers/interphones/cordless phones

installation method:Open the back cover of the mobile phone, take out the battery, and wipe the position of the signal sticker clean.

Then gently peel off the signal booster from the blister card, align it "upward", and stick it

Mobile phone antenna. Remove the battery and close the cover, then turn on the power.

The non-removable back cover can be directly attached to the back of the phone

Including: signal sticker*1