182 no electric training collar has 4 modes, including vibra, beep, light and automation. You can adjust a suitable intensity for a mild dog response. The remote distance can go 800yd away for outdoor. Waterproof design makes it work well in bad weather. The long lasting battery can work for up to 10 days. No static shock, safe for dogs.

Features:
Wireless training collar for dog of all sizes, help them to get rid of bad habits and response to commands correctly.
4 training modes: vibra/beep/light/automation, no static shock, safe.
0-7 intensity levels, when 0, the mode will not work.
800yard effective wireless control distance, suitable for outdoor training.
Waterproof receiver works well in bad weather days.
Expandible 2-dog system allow the trainers to control 2 dogs by one transmitter. (Only 1 receiver is included.)
LCD screen clearly display modes, intensity, power and channel.
Once fully charged(1-2hours), the battery can last for about 10days; Power-saving design.  
Memory function, you just need to pare the product once before it runs out of power.

Specifications:
Model: 182
Collar Diameter 0-18cm / 0-7.1"
Transmitter Battery: 250mAh
Receiver Battery: 280mAh
Plug: US / EU (Optional)
Voltage: 100-240V 50/60Hz
Package Size: 18 * 10 * 7.8cm / 7.1 * 3.9 * 3.1"
Package Weight: 373g / 13.2oz

Package List:
1 * Remote Transmitter
1 * Receiver Collar
1 * USB Cable
1 * Power Adapter
1 * User Manual(English)

Note:
1. The package only includes one receiver collar.  
2. Please take off the collar when the dogs go swimming.