Specifications: Product Model: S11 Permissible maximum voltage: 620V DC or 620V AC (effective value) Frequency: 1Hz60KHz Resistance: 60M Buzzer on and off: when the measured resistance is 50 Capacitance: 1nF99.99mF Diode: automatic detection of diodes less than 3.0V Duty cycle: 0.1%99.9% (ACV2620V) Voltage detection and alarm: 90V1000V AC voltage test: 12V1000V Maximum display value: 9999 digits Automatic shutdown time: about 5 minutes Weight: S11: about 119g Product size: 143.4*70.9*15.7mm Characteristics: Advanced test and measurement functions for professionals: Developed for professional use in a commercial environment or for do-FJ-yourselfers who expect more from their digital multimeter. Non-Contact Voltage Detection: The general purpose digital multimeter has built-in non-contact voltage detection to get the job done faster. Accurate measurements every time: Measure voltage, current, resistance, throughput capacitance and frequency with a single device with the security and accuracy you expect from professional devices. DURABLE AND LONG-LASTING DESIGN: Constructed of high-quality materials that offer protection against short circuits; Constructed to withstand frequent use in various work environments. PERFECT TOOL FOR EVERY TECHNICIAN: Regardless of your skill level, this device is perfect for beginners. Package Contents: 1*Digital Multimeter Kit Notice: The size is measured by hand, please allow slight error of measurement. The photo size is displayed by different monitors, so it may be a little different