Features:
★ 2 pets can be controlled and trained by the same transmitter.
★ Smart collar auto defaults the level you set for your pet without the need to reset every time.
★The transmitter is able to control 2 collar receivers within 330 yards without any interference with other e-collars around.
★There are 0 to 100 levels available adjusted by the Up/Down button for stimulation intensity.
★ The collar functions well as static stimulation control, vibration, whistle signals and LED light.
★ High-tech, highly efficient and safe design to control and train your pets of all sizes (9.8inch - 21.7 inches).

Specification:
Materials: ABS+BEL+IC
Receiver Dimensions: 2.6 * 1.4 * 1.5 inches
Receiver Weight: 1.4 ounces
Transmitter Dimensions: 4.9 * 2 * 1.3 inches
Transmitter Weight: 2.1 ounces
Collar Dimensions: adjustable from 9.8 to 21.7 inches
Color: Black
Accessories:
1*test lamp; 1*manual; 2*collar; 1*USB cable;
1*power adapter; 1*needle; 8* contact probe

Warnings:
1.First time's use may upset your pet but it will get used to it soon.
2.Whistles and vibration with low frequency will help you control your pet well and will help your pet learn your signals better.
3.Over 30 seconds' continuous vibration with high frequency is prohibited to avoid receiver's overheating and to reduce unnecessary energy consumption.
4.Please do not clean the unit with water for better shelf life. The unit is waterproof but the remote control part isn't. Please do not drop the unit to avoid damages to its performance.

Warranty:
All products sold in isYoung will be offered 30 days' free refund and one year limited warranty. If you have any issues with our products, please feel free to contact us. We will try our best to solve your issues.

• ● Multi-functional: 4-in-1 training collar is a combination of Vibration, Static Impulse, 3-Level Whistle and LED Light. Suitable for small, medium and large dogs up to 70 pounds.
• ● 0 to 100 different levels of static electricity and vibration: The smart collar auto defaults the level you set for your pet so that you don't need to readjust the intensity level every time.
• ● Different codes are used to avoid interference with other e-collars. The transmitter is able to control 2 collar receivers within 330 yards.
• ● Auto shut-off receiver: receiver will automatically turn itself off to save power when your pet remains still for 3 to 5 minutes. When pet moves, it will get activated automatically.
• ● Rechargeable transmitter, receiver and waterproof collars are ergonomically designed to be very easy to use.

● Multi-functional: 4-in-1 training collar is a combination of Vibration, Static Impulse, 3-Level Whistle and LED Light. Suitable for small, medium and large dogs up to 70 pounds.isYoung