La description

Product features: 1 temperature control design, when the water temperature is less than or equal to *5℃, light blue, when the water temperature at *5 to *6℃ when the green light, red light when the water temperature at *6℃ ***6℃, the water temperature at less than *6℃ when the LED lights flashing red;
2、without battery;
3、alternating current, mute
4、mining power generation technology with hydraulic motor, the internal sealed waterproof design, make a bath when you inadvertently release one of their fatigue and fun.