No rechargeable lithium battery ER18505M 7000mAh 3.6V
1000 Piece/Pieces per Month
Packaging & Delivery
DC400 Smart NB - IoT LoRa Wireless Water Well / Manhole Cover Detector
LoRaWAN network works at non-authorized frequency,
user can build their own LoRaWAN network without special license from the government. It is more easy to integrate than the cell phone network technology.
Internal battery can work for more than 10 years; Low-power and wireless technology LoRaWAN / NB - IoT; Provide supporting web and exclusive app for remote monitoring; IP68 waterproof; Sensitivity can be adjusted online; Water level detection function (premium version).
1. Can you seed a sample for reference ? We are glad to send samples for your inspection.
Samples are free, need to pay the express fees.
2. How to confirm the quality with us before start to produce ? (1) You can get a free sample and choose from it, and then we make the quality according to that (2) Send us your samples, and we make the switch/sensor according to your quality.
3. How to solve the quality problems after sales ? (1) Take photos of the problems and send to us (2) Take videos of the problems and send to us (3) Send back the physical problem switch/sensor by express to us
After we confirm the problems, Within three days, we will draw up the satisfied program for you.