The protective light of Haier water heater is that sign.

Haier water heater protection lamp is a symbol of safety. Attention should be paid when using Haier electric water heater: the leakage alarm indicator light is located at the SafeCare sign at the lower part of the water tank of Haier electric water heater. If the light goes out, it means that the water heater can be used safely. . There are generally two situations in which the shield plus sign flashes. If it flashes green, this is normal. If the red light flashes, it is probably because the water heater is leaking.