Universal SP-4 Singal Antenna Booster for Smartphone Cell Phone

100% new and high quality
This latest research result cellphone antenna signal booster will prevent you from poor signal when travelling, mountaineering, taking the lift.
Huge impact - like having a 4 foot antenna on your cell phone.
Improves Reception, Reduce Static in boats, elevators, cars, buildings, tunnels, and mountains.
Easy to install, simply peel and stick to the inside of your battery compartment.
Installation Method:
Open cellphone back cover, take out batteries and wipe clean the pasting position of signal sticker. Then slightly tear off signal booster from blister card and paste it well with the "" UP SIDE "" aligning with cellphone antenna. Get back batteries and cover, then power on.
Note:
1.Under the influence of light and the display, the color difference may decrease slightly.
2.Due to manual measurement, please allow size differences about 0-2cm. Thank you for your understanding.
Package includes：1pc or 5pcs On Aug 1, 2023 at 06:44:46 PDT, seller added the following information:

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