• Made of quality ABS plastic+webbing+silicone, durable for long-term use
• Suitable for dogs over 3 months old
• Powered by 300mAh large capacity Lithium battery 
• The remote control range is 500 meters on flat ground and 300 meters with obstacles
• Adjustable collar diameter: 7-23 cm
• The function keys do not need to be switched and are easy to operate. Three functions (sound/vibration/electrostatic pulse) have separate buttons to stop bad habits of dogs in time
• The cumulative time of wearing each day is no more than 10 hours. Please remove the receiver when not used for a long time

Specification:

• Remote control size: 12.5x4.9x2.2cm
• Receiver size: 6x4.6x3.6cm