Waterproof Dog E-Collar Trainer with remote Rechargeable E-Collar for 2 Dogs

For a long time i dreamed of such a collar for training, because i am engaged in socialization and extension of homeless dogs, Now about the device: the first impressions ""super! "". strong plastic, all functions work, useful vibration, collar suitable for any dog (3 to 45 kg).i'm sure everything is ok. Instruction-in english,In general-the first impressions of the product are very positive.