About this item

• top-mounted selection dial is for vibration and stimulation levels (1-7)
• green button operates tone and any compatible accessories, like the upland beeper
• -toggle switch selects which dog is being controlled (up to 3: black, red or blue)-toggle switch forecast(‘m’ and ‘c’ selects stimulation type and ‘a’ is for accessory
• upper black button selects ‘medium’ level of stimulation (1-7), and turns lights on.-lower black button selects ‘low’ level of stimulation (1-7), and turns lights off.-pressing both black buttons at same time selects ‘high’ level of stimulation (1-7)
• includes, pro 550 handheld, ac adapter, manual
• Display size: 0.0