Installation and User Guide

About This Guide

This guide provides a brief introduction to HS210 Kasa Smart Wi-Fi Light Switch, 3-Way.

Features available in Kasa may vary by model and software version. Kasa availability may also vary by region. All images, steps, and descriptions in this guide are only examples and may not reflect your actual Kasa experience.

Conventions

In this guide, the following conventions are used:

More Info

• Specific product information can be found on the product page at https://www.tp-link.com.
• A Technical Community is provided for you to discuss our products at https://community.tp-link.com.
• Our Technical Support contact information can be found at https://www.tp-link.com/support.

Introduction

Smart Switch makes it easy to replace 3-way switches common in living rooms, stairways, and halls. No need to understand complex 3-way switch wiring or master vs. auxiliary switch configurations. Free Kasa app guides you through easy step-by-step installation.

Control Lights from Two Locations -The Smart Light Switch 3-way gives you smart lighting control experience from two locations ideal for living rooms, halls and stairways. Simply replicate the wiring from old switches and the switch will take care of the rest. The Kasa app guides you through installation and connecting to your home Wi-Fi network.

Remote Control -Control your lights from anywhere with your smartphone using the Kasa Smart app (iOS, Android).

Enjoy Hands-free Experience -Use your voice to control home lighting when hands are full. All TP-Link Smart Switches easily connect with Amazon Alexa and Google Home voice assistants giving you hands-free control.

No Hub Required -Connects to standard home Wi-Fi networks.

Away Mode -Use Away-Mode to switch lights on at different times to give the appearance someone is home while you’re away.

Appearance

Wi-Fi LED: Indicates the Wi-Fi connection status.

Status LED: Indicates the device status.

Reset: Press and hold for 5 seconds to reset your device.

Restart: Press to restart and reboot your device.

Wire and Set Up Your Device

Follow the steps below to get started with your new switch.

Step 1. Download Kasa Smart App
Get the Kasa Smart app from the App Store or Google Play, or by scanning the QR code below.

Step 2. Log In
Open the app, and log in with your TP-Link ID. If you don't have an account, create one first.

Step 3. Add Your Device
Tap the ＋ button, choose Add Device in the app, and search for your model. Follow the app instructions to wire your switch and complete the setup.

Support

For technical support, the setup videos, FAQs, warranty and more, please visit https://www.tp-link.com/support/

Authentication

FCC compliance information statement

Product Name: Kasa Smart Wi-Fi Light Switch, 3-Way
Model Number: HS210
Responsible Party: TP-Link Systems Inc.
Address: 10 Mauchly, Irvine, CA 92618
Website: http://www.tp-link.com/us/
Tel: +1 626 333 0234
Fax: +1 909 527 6804
E-mail: sales.usa@tp-link.com
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
• Reorient or relocate the receiving antenna.
• Increase the separation between the equipment and receiver.
• Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
• Consult the dealer or an experienced radio/ TV technician for help.

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
1. This device may not cause harmful interference.
2. This device must accept any interference received, including interference that may cause undesired operation.
Any changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
Note: The manufacturer is not responsible for any radio or TV interference caused by unauthorized modifications to this equipment. Such modifications could void the user's authority to operate the equipment.

FCC RF Radiation Exposure Statement
This equipment complies with FCC RF radiation exposure limits set forth for an uncontrolled environment. This device and its antenna must not be co-located or operating in conjunction with any other antenna or transmitter.
"To comply with FCC RF exposure compliance requirements, this grant is applicable to only Mobile Configurations. The antennas used for this transmitter must be installed to provide a separation distance of at least 20 cm from all persons and must not be co-located or operating in conjunction with any other antenna or transmitter."
We, TP-Link Systems Inc., has determined that the equipment shown as above has been shown to comply with the applicable technical standards, FCC part 15. There is no unauthorized change is made in the equipment and the equipment is properly maintained and operated.

Issue Date: 2025-12-15

Canadian Compliance Statement
This device contains licence-exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada’s licence-exempt RSS(s). Operation is subject to the following two conditions:
(1) This device may not cause interference.
(2) This device must accept any interference, including interference that may cause undesired operation of the device.
L’émetteur/récepteur exempt de licence contenu dans le présent appareil est conforme aux CNR d’Innovation, Sciences et Développement économique Canada applicables aux appareils radio exempts de licence. L’exploitation est autorisée aux deux conditions suivantes :
1) L’appareil ne doit pas produire de brouillage;
2) L’appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d’en compromettre le fonctionnement.

Radiation Exposure Statement: 
This equipment complies with IC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance 20cm between the radiator & your body. 

Déclaration d’exposition aux radiations: 
Cet équipement est conforme aux limites d’exposition aux rayonnements IC établies pour un environnement non contrôlé. Cet équipement doit être installé et utilisé avec un minimum de 20 cm de distance entre la source de rayonnement et votre corps.

Industry Canada Statement
CAN ICES-003 (B)/NMB-003(B)

Safety Information

Keep the device away from water, fire, humidity or hot environments. 
Do not attempt to disassemble, repair, or modify the device. If you need service, please contact us. 
Do not use the device where wireless devices are not allowed. 
Follow all national and local safety regulations and practices. If you are uncertain or uncomfortable when performing the installation, consult a qualified electrician.
• High Voltage - Disconnect power supply at the circuit breaker before servicing.
• Install only in a suitable UL or equivalent Listed outlet box.(suitable dimensions: W > 2.83in./72mm, H > 1.81in./46mm, D > 3.15in./80mm).）
• CAUTION – Risk of electric Shock – More than one disconnect switch may be required to de-energize the equipment before servicing. A circuit breaker which disconnects the Live and Neutral conductor simultaneously is suitable. Ensure power is off at the circuit breaker before removing or installing any wall switch.
• The manufacturer’s assigned screw torque.
• Do not install the Smart Switch with wet hands or when standing on wet or damp surfaces. 
• Use copper conductors only.
• Use 16 AWG or larger wires rated for at least 75℃ (167 F).
• Tighten terminal screws to 13 lbf-in..
• Use copper conductors

Please read and follow the above safety information when operating the device. We cannot guarantee that no accidents or damage will occur due to improper use of the device. Please use this product with care and operate at your own risk

Explanation of the symbols on the product label
Note: The product label is on the bottom of the product and its power supply. Symbols may vary from products.

Symbol         符號解釋	Explanation 解釋
	Class II equipment Class II 設備
	Class II equipment with functional earthing 具有功能接地的Class II 設備
	Alternating current 交流電
	DC voltage 直流電壓
	Polarity of output terminals 輸出端子極性
	Indoor use only 僅限室內使用
	Dangerous voltage 危險電壓
	Caution, risk of electric shock 注意，有觸電危險
	Energy efficiency Marking 能源效率標示
	Protective earth 保護地線
	Earth 地線
	Frame or chassis 機架接地
	Functional earthing 功能地線
	Caution, hot surface 警告，表面高溫
	Caution 警告
	Operator’s manual 操作手冊
	Stand-by 待機
	“ON”/”OFF” (push-push) 「開」/「關」 ( 按壓式)
	Fuse 保險絲
	Fuse is used in neutral N 保險絲用於中性線N
	RECYCLING This product bears the selective sorting symbol for Waste electrical and electronic equipment (WEEE). This means that this product must be handled pursuant to European directive 2012/19/EU in order to be recycled or dismantled to minimize its impact on the environment. User has the choice to give his product to a competent recycling organization or to the retailer when he buys a new electrical or electronic equipment. 回收利用 本產品標示有「廢棄電氣電子設備（WEEE）」的分類回收標誌。這表示本產品必須依據歐盟指令 2012/19/EU 進行妥善回收或拆 解，以減少對環境的影響。 使用者可選擇將本產品交給合格的回收機構，或在購買新電器或電子設備時，交回給零售商進行回收處理。
	Caution, avoid listening at high volume levels for long periods 注意，避免長時間以高音量收聽
	Disconnection, all power plugs 斷開所有電源插頭
m	Switch of mini-gap construction 微間隙結構的開關
µ	Switch of micro-gap construction (for US version) Switch of micro-gap / micro-disconnection construction (for other versions except US) 微小間隙結構開關（適用於美國版） 微小間隙 / 微小斷開結構開關（適用於美國以外的其他版本）
ε	Switch without contact gap (Semiconductor switching device) 無接點間隙開關（半導體開關裝置）