Features:
6 levels of different static impulse and the vibration can adapt to the needs of different situations.
It is safe for the pet.
The conductive rubber electrode is soft and the static impulse can penetrate the hair of the pet.
It is comfortable for the pet to wear.
The strong static impulse can quickly and effectively curb the improper deeds of the pet.
Adjustable collar length fits different size of dogs.
Rechargeable collar receiver saves your money on buying batteries.
Suitable for most of dogs (from mild-mannered dog to stubborn dogs).
Easy to use and ergonomic transmitter.

Specifications:
Transmitter power supply: 1 * 6F22 9V Batteries (include)
Transmitter size: 12.2 * 4.3 * 2.6cm
Transmitter weight: 82g (Batteries included)
Receiver size: 6 * 3.8 * 2.5cm
Receiver weight: 41g
Package size: 16.5 * 14 * 4.5cm
Package weight: 425g

Package include:
1 * Transmitter
2 * Receiver collars
2 * Collar straps (Red & Black)
1 * 6F22 9V batteries
1 * USB Charger
1 * USB cable
1 * EU plug
1 * Antenna
2 * Shock testers
4 * Metal prongs
1 * User manual