<b>Trainertec citronella spray bark collar with remote control - Help to train dogs in a safe and humane way.<b/><br> <br> <b>Features:<b/><br> -Range up to 500 feet in open field.<br> -Suitable for dogs over 6 months and over 8lbs.<br> -Rechargeable 3.7V Li-ion battery for receiver.<br> -2pcs of 1.5V AAA battery for remote control.<br> -Three sensitivity levels(L/M/H). Adjustable nylon collar.<br> -1 remote control for 2 collars(need to buy 1 more collar if you need).<br> -Red light will flash 1 time per 1s when low battery or 1 time per 5s when low spray.<br> <br> <b>Q&A:<b/><br> <b>Q1.How to fill the spray?<br> 1). Make sure that the receiver is off and set it on a flat surface.<br> 2). Open the cover of refill port and vigorously press the spray nozzle down into the refill port.<br> 3). Hold down firmly for about 15s and then release.<br> <br> <b>Q2. What should I do if the collar does not spray?<b/><br> 1). Please try to refill the spray and charge the collar.<br> 2). Please try to adjust the collar to a higher sensitivity if it is in a low/medium level.<br> <br> <b>Tips:<b/><br> 1. Not for Aggressive Dogs.<br> 2. Citronella spray is included.<br> 3. Please confirm the spray nozzle is toward to dog's nose.<br> 4. The collar will come to you with no gas, so please fill it first.<br> <br> <b>Package Includes:<b/><br> 1*Citronella Spray<br> 1*Transmitter<br> 1*Receive Collar<br> 1*Lanyard <br> 1*USB Cable<br> 1*User Manual<br> 1*Nylon Collar Strap<br> 2*AAA Batteries<br>