Royalty Gem Marketing is a manufacturer of a BLE (Bluetooth Low Energy) beacon technology named Royalty Gem. These beacons are small devices that can push forward or transmit the advertisement that the user has input to every active bluetooth device within its range of 100 yards. These ads can be edited by the user through Royalty Gem Marketing's website. The user don't even have to worry if ever the device gets wet because this product is waterproof and also weatherproof. It has a small space in its back where you can attach to your belt so that the devices could transmit the ads to every bluetooth android devices that it can detect. And if the user wants to, he/she can leave it somewhere hidden and attach it anywhere without a hassle because the device has a heavy duty adhesive in its back so that the user could stick it anywhere he/she wants.