wholesales 880 800m waterproof rechargeable remote control dog electric training collar with lcd display for all size dogs

specifications: - input: 100 - 240v, 50 / 60hz - output: 5v, 0.5a - transmitter battery voltage: 3.7v - receiver waterproof level: ip67 - battery type: lithium-ion battery (built-in) - transmitter charging time: 4 hours - transmitter standby time: about a week - receiver charging time: 4 hours - receiver standby time: about a week