Description

We are professional industrial&electronic Categorie manufacturers in China. We have been working in this field for almost 10 years! Our products include all kits&welded products for Andruino, Raspberry Pi, or mini flights. If you have any needs, pls contcact us for free, we will help you get all things you need. Thank you ! Product View MAIN PRODUCTS STC-1000 LCR Transistor Tester ESP8266 ESP-12F Raspberry Pi PH Meter Relay Module TL866II Plus SG90 Product Details Features 1.Multi-protocol support: the module supports Bluetooth and Wi-Fi dual-mode communication, supports 433MHZ RF remote control operation, users can control the switch state of the relay through smartphone APP, smart home system or remote control, adapting to the needs of a variety of application scenarios. 2. Four independent control: the module provides four independent relay channels, each channel can be controlled individually, suitable for managing multiple electrical devices at the same time, such as lights, motors, valves, etc., to enhance the flexibility and expandability of the system. 3. Easy to install and configure: usually designed with clear wiring terminals and easy configuration process, even non-professionals can quickly get started and integrate into existing systems. 4. RF remote control function: In addition to Bluetooth and Wi-Fi, the module can also set support for 433MHZ RF remote control function, can be in the absence of WiFi environment through the special remote control proximity control, enhance the convenience of control. 5. Wide range of applications: four-way RF intelligent Bluetooth WiFi relay module is widely used in smart home, industrial automation, agricultural irrigation systems and other fields by virtue of its flexible control mode, highly integrated design and powerful remote management capabilities. Specification Input voltage:AC/DC7-32V or type-C5V Maximum power:2200W/10A/each way Four-way total power: 16A3500W/4-way Wireless frequency: Wifi2.4GHz b/g/n + Bluetooth RF Frequency:433MhZ Operating Temperature:-20°C~70°C Size:72.9*74.3*19mm Please check the following before using the device. 1.Your smartphone or tablet is connected to a 2.4GWIFI that can access the Internet (5G WIFI is not supported for the time being). 2.Your cell phone has Bluetooth turned on. 3.The system must be version 4.0 or above. 4.If your wireless router has set up address filtering please enter the router background first to turn off the filtering function. List 1 x Module 1 x Chinese and English manual Payment Method Returns Policy Payment Method We accept PayPal only. But we only Accept your Ebay Address ,Please Make sure it's 100% right. Payment must be received in 5 business days of auction closing. Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order. Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched. Returns Policy All package need to wait 30 days (US only n eed 7-10 days) , Please take care it.Less than 30 days,we can't take a refund . If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please contact us and double check the return address before you return it. If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.