The ultimate Waterproof and Outdoor Remote Dog Training Collar is here! Includes everything you need to train your dog with good doggo behaviours! Designed to be intuitive to use, this collar is the perfect tool for training medium to large size dogs. Featuring a 900m remote transmission range and multi-functional modes (warning beep tones, vibration and 16 levels of adjustable static shock), this collar system is perfect for outdoor use. You can also train 1 or 2 dogs via the same remote handset (see buying options) The HW900 Waterproof Outdoor Remote Dog Training Collar is rated IPX7 on the IPX Waterproof Guide, meaning both the collar and receiver are protected against water immersion for 30 mins at a depth of 1 meter. The receiver and collar are both rechargeable with a Quick Charge function that recharges the battery in 2 hours. The collar has a battery life of up to 10 days (based on an 8-hour training day). Key Features Beautiful Deep Green colour Multi-Functional modes - Sound, Vibration and Static Shock The perfect tool to train medium or large dogs, working dogs or stubborn dogs. Train 1 or 2 dogs via the same remote Waterproof and weatherproof - IPX7 rating Rechargeable battery - with a Quick Charge Function Dimensions and Details Receiver Size: 6cm x 2.5cm x 3.5cm (L x W x H) Ideal for Medium and Large-sized Dogs (weighing 11kg and more) Dogs with a neck circumference between 26cm-56cm 1 Dog Version Includes 1x Transmitter 1x Receiver 1x Collar strap 4x Small Metal Contacts 4x Large Metal Contacts 4x Small Rubber Contacts 4x Large Rubber Contacts 1x Test bulb 1x Charger Cable 1x Wall Adapter 2x Contact spring sheet 1x User manual 2 Dog System Includes: 1x Transmitter 2x Receiver 2x Collar strap 4x Small Metal Contacts 4x Large Metal Contacts 4x Small Rubber Contacts 4x Large Rubber Contacts 1x Test bulb 1x Charger Cable 1x Wall Adapter 2x Contact spring sheet 1x User manual