Product: ROJECO 1000m PD521 Electric Dog Training IPX7 Waterproof 
It is suitable for dogs over 6 months (8-120 lbs).
It is recommended that the dog wears the collar no more than 12 hours a day.
3 Training Modes and 3 Channels: Beep, Vibration (1 level), and Shock (1-16 levels)
3300ft Remote & IPX7 Waterproof Receiver
Adjustable TPU dog collar
Battery: Receiver is 650mAh(can work 30 days) / Remote is 300mAh (can work 60 days)
Waterproof: IPX7
Length of Tpu collar: about 70cm. 
Charging Time: About 1-2 hours
Weight: 260g