1、 Input reverse polarity protection 2、 TVS overvoltage protection 3、 High frequency filter capacitor 4、 High Q value 100UH inductance 5、 Output overcurrent protection Features: 1. Input reverse polarity protection 2. TVS overvoltage protection 3. High frequency filter capacitor 4. High Q value 100UH inductance 5. Output overcurrent protection 6. Over temperature protection 7. Output short circuit protection   Specification: Input voltage: DC10~80V Output voltage: DC 3.3V/5V/6V/9V/12V/15V(optional) Maximum output current: 2.1A Operating frequency: 100KHz Maximum conversion efficiency: 93% Quiescent current: about 2.5mA Operating temperature: -40~85℃ Weight: 20g (approx.)   Application: Electric bicycle motorcycle DC 80V 72V 64V 60V 48V 36V 24V CCTV camera RS485 Modbus equipment Wifi Router Network equipment Multimeter instrumentation Electric toys Smart home / home automation Battery powered equipment   Package list: 1 x Buck Module   Note:  This is a DC-DC voltage converter module, must be noted when using: 1. Input voltage can not be greater than the maximum input range 2. Output power can not be greater than the maximum load for a long time 3. Input power must be greater than the output power, because the power consumption of the module itself