Google Chat:---
+86-0755-88291180
sales@spotpear.com
dragon_manager@163.com
tech-support@spotpear.com
zhoujie@spotpear.com
WhatsApp:13246739196
WhatsApp:13424403025
$16.9
Modulino Light multifunctional optical sensor module: ambient light detection, RGB color recognition, and infrared light sensing; dual Qwiic (I2C) interfaces.

The Modulino™ Light is a multifunctional optical sensor module integrating ambient light detection, RGB color recognition, and infrared light sensing. Equipped with the LTR-381RGB-01 sensor, it can collect ambient light intensity, red/green/blue color components, and infrared light data in real time, providing optical sensing capabilities for smart devices.
The module uses I2C communication and features dual Qwiic connectors, enabling quick connection to Arduino development boards and other Modulino™ series modules without complex wiring. It is suitable for smart lighting, color recognition, ambient light monitoring, and interactive electronic projects.
| Parameters | Specifications |
|---|---|
| Sensor model | LTR-381RGB-01 |
| Sensor type | Ambient light / RGB color / infrared light sensor |
| Ambient light measurement range | 0.01~120,000 lux |
| RGB spectral response | Red light:600~700nm; Green light:500~600nm; Blue light:400~500nm |
| ADC resolution | Up to 20 bits |
| Communication interface | Qwiic (I2C) |
| I2C address | 0x53 |
| Connector interface | 2 × Qwiic |
| Operating voltage | 3.3V |
| Typical operating current | Approximately 200 μA (sensor measurement state) |
| Operating temperature | -30℃~+70℃ |

