The Pet Life ®  Barkshield LED 1-to-3 Dog 900 Yard Range 7-Level Vibration and Sound Training Dog Collar operates at a staggering range of approximately 2,624 Feet and is Non-Shock and offers upto 99 intensity levels of 3 Modes that include Beep, Vibration and simultanious Beep and Vibration. This device has the ability to toggle between 3-different receivers or upto 3 Dogs at once (Additional receivers sold seperately) The Barkshield transmitter features a built-in LED flashlight for added night-safety with a backlit LCD screen that displays Battery-life, Operating Mode, Intensity Level and Channel Display. The transmitter features a rugged rubberized encasing for convenient grip and durability with an IP67 Waterproof rating. This device features one-touch easy-to-control buttons located on the transmitter with a safety keypad lock that prevents accidental usage while carrying. Includes a Dual-USB charger that connects and charges both devices simultaniously following a 2-3 hour charge for an approximate 15 days continious runtime operation. Additionally, this device includes 4 contact points and covers for Long and Short hair dogs with an included wrist rope for convenient carrying. Equipped with a durable dog collar that fits all neck-girths ranging from 6.5 - 24 Inches. 

Specifications: 
Battery Capacity: Receiver 300mAh 
Charging Port: USB
Charging Time: 2-3 Hours
Standby Time: Receiver: 15 Days 
Battery Type: Polymer Lithium Ion
Rated Input: 5V/1A
Operating Voltage: 3.7V
Waterproof Rating: IP67
Range: Approx. 900 Yards