Come and see our amazing products. Wireless control for up to 1650FT remote range. 5 adjustable, safe and efficient training modes. Beep, Emergency flashlight, 0 to 99 levels vibration, 0 to 99 levels shock, and Security Keypad lock mode. 2 in 1 charging port, can charge the remote control and receiver at the same time, Charging only need 2-3 hours, can long standby, persistent work. Pls confirm with us about the packing info, stock color and exact production time before placing your order.