3.7V Rechargeable Single Cell 18650 Lithium Battery Charger voltage indicator The phenolic substrate is a

The phenolic substrate is a cost-effective option that offers excellent mechanical stability and electrical insulation

7 A Operating and Storage Temperature Range -40°C TO 150°C

It's a Zener-protected device

This Infrared temperature sensor has 4 pins which are VIN

3.7V Rechargeable Single Cell 18650 Lithium Battery Charger voltage indicator The phenolic substrate is aIt's a 3. 7V Rechargeable Lithium Battery Charger. It is designed to charge 18650 lithium batteries. It is a single slot portable charger. It is a universal battery charger for home and travel. When charging is finished, it ends automatically. designed to securely and swiftly charge your battery. Features LED indication Suitale for 18650 lithium ion Li ion for 1pcs batteries Low Battery Temperature Rise It is compact and very easy for carrying