APP download
Scan QR code or click button to download “Tuya Smart” app

Features
- This product is made by WIFI+BLE+2.4G wireless transmitting technology with low consumption and strong ability to resist signal loss.
- Dual WIFI+BLE chip improves user to enter into network conveniently. User can pair device into network via bluetooth connection if the router is offline.
- Support 2.4G remote control.
- Working with “Tuya Smart” APP, wireless dimming, remote control, group control, create favourite scene, timmer function, music rhythm, biological rhythm, sleeping and weak up plan, automation and tap to run function.
Parameters
Model No. | iH1W | iM1W |
Input | DC12V-48V | DC12V-24V |
Output | 20A/Channel | 12A/Channel |
Total output | Max 20A | Max 12A |
Protocol | WiFi+2.4GHz | WiFi+2.4GHz |
WiFi standard | IEEE 802.11b/g/n 2.4GHz | IEEE 802.11b/g/n 2.4GHz |
Control distance | 30m (2.4GHz RF) | 30m (2.4GHz RF) |
Working temperature | -20~45°C | -20~45°C |
Product Size | 110*39*20mm (L*W*H) | 91*38.5*17mm (L*W*H) |



- Input 1
- Input 2 (DC5521 Max 10A)
- Indicator
- SET button
- Output
Connection Diagram

PUSH dimming
Short press push switch: Turn on or turn off light.
Long press push switch: Long press / release and long press again to increase or decrease brightness.
APP Details
Adding device

1). Connect controller with power adapter

2). Indicator blinks quickly ( 2 times per seconds), long press “SET” 3 seconds if indicator doesn’t blink quickly

3). Connect smart phone with 2.4Ghz WiFi

4). Click “+”

5). select “lighting” and “light source (BLE+wifi)”, finishing the rest steps in app

6). Click device to enter into main page
Parameter definition
- Brightness: quickly change brightness
- PWM frequency: changing different frequency to solve the noise problem from power adapter.
- Mini brightness: the lowest brightness of lights.
- ON/OFF time: the light status changes gradually( factory default time is 0.5s).
High frequency only support device with lower wattage, low frequency support device with higher wattage and have better dimming performance. (Factory default PWM frequency is 4KHz).

Voice control Details
Click “Me” to add device (controller must be paired with wifi completely)

2.4G Remote Control
Linking code (2 different solution)

Solution 1
Short press “SET” 1 time, short press “ I ” 3 times within 3 seconds

Solution 2
Power off and power on, short press “ I ” 3 times within 3 seconds
Link is done if the light flashes 3 times slowly
Cleaning Code (2 different solution)

Solution 1
Short press “SET” 1 time, short press “ I ” 5 times within 3 seconds

Solution 2
Power off and power on, short press “ I ” 5 times within 3 seconds
Cleaning code is done if the light flashes 6 times quickly.
Attention
- Please cut off power before wiring device
- Please check the voltage of power adapter before connecting
- Don’t disassemble it if you are not expert
- Don’t use it in metallic or magnetic area