Built-in high capacity lithium rechargeable batteries (500mAh for transmitter and 240mAh for receiver)
4 modes: static shock, vibration, beep and light. 100 levels of static shock and vibration stimulation.
Fits all dogs. From 15 to 100 lbs with a TPU collar size from 7 to 27 inches long.
With extra necessary accessory to turn on the reset button.
Advanced RF434Mhz Technology boosts range up to 330 yards. Recommend: 1) Check our Vastar® Waterproof Premium Dog Back Seat Cover(Search ASIN:B017IOVEVO to find it).You can get 20% off on it when you purchase 1 or more any other item offered by AlizonTech by entering code OBVCHLAL at checkout. 2) Check our Vastar® Pet Curved Scissor Set (Search ASIN:B017NMM3QQ to find it). This can be a perfect gift for your furry friends. You can get 20% off on it when you purchase 1 or more any other item offered by AlizonTech by entering code A2KCYGX at checkout.