Doorbells Xiaomi

Type: doorbell Unit of each commodity: 1 Call volume, dB: 100 Action radius, m:300 Call power supply: from the network Battery type: 3LR50 (A23, MN21, K23A, LRV08 (LRV8), 8LR932) Number of talking bat more→teries, each: 1 Number of melodies: 38 Protection grade: IP44 Color: salad, happy, white cushion Warranty: 1 year Functions: battery pack, protection button, audio adjustment, indicator light. The wireless doorbell at the front door is very suitable for families, apartments, churches, campuses and bases. Call on the door, plug the main power into the 220 volt socket. The button on the door is equipped with an energy-saving battery, which does not need to be replaced for 10 years. The outdoor transmission …