SELF-GENERATED POWER SUPPLY - This is a wireless doorbell, but it no longer needs a battery or it drains the battery! Pressing the push button converts kinetic energy into an electrical signal to ring your wireless doorbells. So stop worrying about running out of batteries on your push button and worry no more about buying weird batteries to make your push button work. You will always hear your doorbells! IP64 WATERPROOF AND LED TIME DISPLAY SCREEN - The IP64 waterproof rating makes the transmitter rain and weather resistant. It is made of ABS + PC plastic and is durable. It operates at temperatures between -20 C and + 65 C. The LED time display screen, which shows the time when the receiver does not ring, can be used as a clock 38 MELODIES AND 4 VOLUME LEVELS - Choose your favorite sound from 38 different carillons and the desired volume from four levels (0-110 dB). And the memory function of our wireless doorbell for outdoor use can save the last level of melody and volume as well as the time after a power failure. 150 METERS WIRELESS AREA - The penetrating wireless carillon signal can also be transmitted in open spaces and over long distances of up to 150 m in the presence of many obstacles (doors, walls, between floors). Loud enough to clearly hear the doorbell in every corner of the house SIMPLE OPERATION - The transmitter can be used with the adhesiveclothes attached to the wall of the entrance door and the receiver plugged into the inner socket. What you get: 1 * transmitter, 2 * receiver, 1 * double-sided tape, 1 * user manual Product description Color: 2 pieces Tired of changing the batteries in your wireless doorbell? Tired of your doorbell not reaching enough range? Has your doorbell caught water and all electronics are broken? In all of these cases, the wireless doorbell with LED time display is for you. It is possible to assume a package with 1 sender and 2 receivers. All you have to do is ring the doorbell at your front door and plug the chimes into an electrical outlet in the house. The wireless doorbell behaves using self-generated electricity. You can choose from 38 different melodies for the sound of the carillons and control their volume. Main features: - Easy to install doorbell with 2 plug-in chimes - 150m remote control, stable signal - Choice between 38 cool melodies and 4 adjustable volume levels - Self-generated power design, easy and convenient to use - Advanced mirrored digital time display, premium atmosphere - Multiple uses at home, in the office, in hotels, factories, etc. Packaging: 1 * transmitter (self-generated electricity) 2 * recipient 1 * double-sided tape 1 * Instructions for use