App Support: Free iOS and Android mobile app. Sync Status: Real-time device status provided to the app. Remote Control On/Off: Remotely turn on/off 4 electrical devices from anywhere. 3 Working Modes: Inchings/Self-locking/Switching mode. Independent Control: Control each gang separately in the Yiweilian APP. Supports remote power on or off of connected electrical appliances, such as electric lights, kettles, rice cookers, electric curtains, etc. APP Remote Control Simply tap the eWeLink app to turn on the lights anytime, anywhere. Due to different batches, there may be differences in product appearance, color, and printed text, which do not affect the use. Parameter: Input Voltage: DC/AC 7V~32V Max Current: 2000W /10A/Gang Max Load: 3500W /16A/4 Gangs Wireless: Wi-Fi 2.4GHz b/g+Bluetooth Radio Frequency: 2.4G Working Temperature: -20°C~70°C Send remote pulse signals to turn on/off lights, lamps, and other home appliances. Send remote pulse signal to open/close the garage door, access control. Send remote pulse signal to control the rotation and reversal of DC motor and AC motor. Color: White Material: Plastic Size: 81 x 76 x 28 mm Package Contents: 1 x Module with Enclosure 1 x 2.4G Remote Control Package contents shown below only. Other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3 cm.