Download for KL420L5 V1.80

Please choose hardware version:

>How to find the hardware version on a TP-Link device

IMPORTANT: Model and hardware version availability varies by region. Please refer to your TP-Link regional website to determine product availability.
Vx.0=Vx.6/Vx.8 (eg:V1.0=V1.6/V1.8)
Vx.x0=Vx.x6/Vx.x8 (eg:V1.20=V1.26/V1.28)
Vx.30=Vx.32 (eg:V3.30=V3.32)

Manual

KL420L5(US)_V1.0&1.8_User Guide

Setup Video

FAQs

How to Check and Improve the Network Connection & Stability of Tapo & Kasa Smart Devices in the Tapo App 09-04-2024138218
Common Questions Regarding the Schedule, Timer, and Away Mode Settings of TP-Link Smart Home Devices 08-26-202473918
What Should I Do If the Email Link has Expired After I Register a Cloud Account or Reset My Password? 08-16-202411967
What to do if the Schedule, Timer, or Away Mode is not Working Properly for Tapo or Kasa Smart Plugs, Switches, Bulbs, or Light Strips 07-29-2024112084
How to unbind cloud account with devices in mobile App 07-01-2024135468
What should I do if I don’t receive the email when I register cloud account or reset my password？ 05-23-2024453405
Why am I Unable to Enable Remote Control in the Kasa App? 04-23-2024136934
What Should I do if I am Unable to Configure my Kasa Device? 04-23-2024378329
What should I do if my Kasa device keep losing connection or going Offline? 03-05-2024109811
How to Use Siri to Control Your Tapo or Kasa Smart Devices 02-27-2024397760
How to configure the Notification feature for the Tapo & Kasa devices on the Tapo app 09-22-202346629
How to update the firmware of the Tapo&Kasa devices on the Tapo App 09-13-2023162047
How to unbind the account (TP-Link ID) with Tapo&Kasa smart devices in the Tapo app 09-13-2023116102
Making Your Account More Secure: Introducing Two-Step Verification (2FA) for the Kasa App 03-30-202338988
Common questions about Smart Actions in the kasa app 01-06-2023112287
How to use Widgets to control your Kasa Devices and Kasa Scenes on iOS devices 12-16-2022117421
How to create a TP-Link Cloud Account on Kasa app 12-08-2022580011
How to use the Grouping feature in Kasa app 12-08-2022126363
How to connect more than one TP-Link Led Light Strips together 10-17-202249850
What can I do if I forget my password of TP-Link Cloud account?(tpCamera App and Kasa App) 08-30-2022157886
How to reset TP-Link Kasa smart bulb? 08-19-2022324551
How to use Widgets to control your Kasa devices and Kasa scenes on Android devices 08-17-202273762
How do I move my Kasa device to a different wireless network? 08-15-2022603140
How to reset TP-Link Kasa smart light strip 06-27-202245133
How to mount TP-Link smart light strip 06-27-202216730

Apps

TP-Link Kasa: TP-Link Kasa provides the easiest way to manage and control your smart life products.