1、After ordering, guests can go to the vacant seat to rest, no need to wait in line at the bar 2、The launch distance of the food picker is very far, guests can sit at any location in the store, or they can go to the neighborhood and wait for the food picker to remind them to receive the meal 3、The food picker is made of ABS engineering plastic material, durable and durable, long service life, saving store costs 4、Widely used, suitable for restaurants, cafes, milk tea shops, etc. 5、999 channel keyboard call button and 18 battery charging slots 6、Portable rechargeable vibration and buzzer receiver with independent storage memory to avoid data loss 7、The receiver has high sensitivity and self-test when power on Item Type: Pager Receiver Specifications: Frequency: 433.92MHz Decoder: Learning code (AM) Standby Current: 10±5mA Working Current: 75±10mA Power Supply: Built-in 180mAh rechargeable lithium battery Keyboard Call Button Specifications: Frequency: 433.92MHz Standby Current: 24±5mA Transmission Current: 100±30mA Encoder: Learing code (AM) 1 x Keyboard Launcher 18 x Pager 1 x Power Adapter 1 x English User Manual 1 x Antenna