1.Easy to measure the USB output vollage and the device input current or loader voltage.
2.Availabe for every USB electronic product,such as PC USB,home charger,car charger and so on.
3.Plug and ,light and handy,easy to carry and no need external power.
4.Through "DR CHARGER",you could clearly know the condition of the charger
,phone,usb cable and every USB device.
Voltage:DC 3.5V-7V,error 0.1V
RC522 IC Brief Introduction MF RC522 is used in highly integrated 13.56MHz contactless communication card chip to read and write, of NXP for “three” and the application launched a low...
1uF-470uF Electrolytic Capacitor Package Each of them 10pcs 50V1UF 50V2.2UF 50V3.3UF 50V4.7UF 50V10UF 25V22UF 25V33UF 25V47UF 16V100UF 16V220UF 16V330UF 16V470UF 100% High quality and long life
1.DHT series numeric humiture sensor. 2.Humidity measuring range: 2090%RH(050temperature compensation). 3.Temperature measuring range: 0+50. 4.Humidity measurement accuracy: 5.0%RH. 5.Temperature measurement accuracy: 2.0. 6.response time: <5s. 7.low power consumption. 8.Size:2.3cm x...
Features: 5V 16-Channel Relay interface board, and each one needs 50-60mA Driver Current.Equiped with high-current relay, AC250V 10A; DC30V 10A.Standard interface that can be controlled directly by microcontroller (Arduino ,...