# A flow to identify inactive sensors (values) / unavailable devices **URL:** \ **Category:** Questions & Help\ **Created:** [August 2, 2023, 9:45am UTC](https://community.homey.app/t/a-flow-to-identify-inactive-sensors-values-unavailable-devices/85808 "2023-08-02T09:45:40Z")\ **Posts on this page:** 1\ **Showing post:** 25
**Author:** ![Peter\_Kawa](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/peter_kawa/32/173848_2.png) [@Peter\_Kawa](https://community.homey.app/u/Peter_Kawa)\ **Post date:** [August 4, 2024, 10:41pm UTC](https://community.homey.app/t/a-flow-to-identify-inactive-sensors-values-unavailable-devices/85808/25 "2024-08-04T22:41:50Z")
Some things have changed in Homeyscript; Please get udated scripts here: > [@A script to check sensor last update](https://community.homey.app/t/a-script-to-check-sensor-last-update/63142/39): > > As there is for some time options to see Lastseen timestamp for Zigbee devices, here is the script for Zigbee devices only, which might be more accurate for Zigbee devices. Thanks @Caseda for your overview script wink Version 0.3 - updated for HomeyScript v. 3.5.1 Version 0.3b - fixed for THEN card (returning TEXT value), primary use-better use is for AND card though Version 0.4 - added option to filter out routers and/or end devices // Version 0.4 // Script checks LastSeen property of Zig… --- _[View the full topic](https://community.homey.app/t/a-flow-to-identify-inactive-sensors-values-unavailable-devices/85808)._