Specifications: Model: S30 Maximum number: 9999 Color: S30 green Battery and power supply: built-in 1100mA 3.7V lithium battery Characteristics: 1. Dual-mode power supply: The multimeter has two independent power supply systems, with priority being given to the use of lithium battery power supply, such as: 2.LCD color screen display: The high-definition color screen display can be clearly seen in sunlight and darkness. The digital display can count up to 9999. The larger the count, the higher the accuracy. The measurement is not restricted for you! 3. Multifunctional composite multimeter: S30 = digital multimeter + infrared thermometer + pen + circuit analyzer 4. High voltage diode test: The high voltage diode mode can illuminate up to 15V light emitting diodes to quickly determine the good and bad and cover more than one type of diode test, such as: B. rectifier diodes, voltage regulator diodes and so on. 5. Scenarios: lighting industry, electronics and electrical, home maintenance, automobile maintenance, etc. 6. Function details: AC and DC current, true RMS value, maximum screen, DC voltage, AC voltage, infrared temperature measurement, resistance, diode, frequency, beep on and off, high voltage diode, flashlight, automatic identification, dual power system, firewire detection, rechargeable batteries , Capacitors, non-contact detection, LCD color screen, low battery alarm! Scope of delivery: 1 x Multimeter 1 x User Manual 1 x Pen 1 x Tool Kit 1 x Type-C Charging Cable