features ultra-low power consumption, stable Bluetooth, dura-ble battery, and convenient parameter configuration. With the " Holyiot-bea-con " APP, it is convenient for customers to test and adjust advertising parame.ters. lt can meet different needs under different environmental conditions.<br> Product:HOLYIOT-21053<br> Bluetooth version:BLE5.0<br> Chip:nRF52810<br> Configure APP: Holyiot-beacon<br> Battery Type: Lithium battery<br> Battery Lithium: battery<br> Supply voltage: 2.2-3.6V<br> mission distance: 50m<br> Size: 68x25mm<br> Button: Yes<br> Weight with battery: 48g<br> Weight (no battery): 31g<br> Installation method: adhesive<br> Electrical characteristics:<br> Quiescent Current:3uA<br> Peak current:8.0mA<br> Average current:54uA (+4dB/500ms Equipped all sensors)<br> Battery capacity:2700 mAh<br> Battery life:4000 days (0DB, 1S)<br> Working Temperature:-40℃~ 80℃<br> Colour:White<br> Material:plastic<br> Size:Approx. 59 x 41.8 x 15.5mm<br> Package Contents:<br> 1 x nRF52810 bluetooth beacon<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.