YTE216X Series Digital Insulation Resistance Tester The YTE216X series is a versatile digital insulation resistance tester, expertly designed for field testing. With high precision, exceptional stability, and low power consumption, this instrument is user-friendly and ideal for various applications. Use it to measure the insulation resistance of motors, transformers, cables, switches, electrical equipment, and insulating materials. It is a reliable tool for maintenance, testing, and verification of diverse electrical equipment. Additional Functions Along with insulation resistance measurement, the YTE216X series can also measure AC/DC voltage and small resistance. Features LCD display with backlight for easy use in low light conditions. High voltage indicator light, buzzer prompt, and danger warning for safety. Automatic discharge voltage feature. Capability to calculate polarization index and absorption ratio. AC/DC voltage and small resistance measurement options. Data storage capacity of up to 100 sets. Specifications Plug Options: EU / US / UK Model: YTE2161 Material: High-Quality ABS Rated Voltage Options: 100V, 200V, 500V, 1000V, 2500V Input Voltage Accuracy: ±10% ±10V Insulation Resistance Range: 0-100GΩ Measurement Functions: DC voltage, AC voltage, small resistance, insulation resistance Absorption (DAR) Testing: Supported Polarization Index (PI) Testing: Supported Short Circuit Current: ≤2mA DC Voltage Input Impedance: 10MΩ AC Voltage Input Impedance: 5MΩ Power Supply: 3.7V 1500mAh Lithium-ion battery LCD Display: Maximum reading 9999 Data Storage: Up to 100 sets Voltage Detection: Alerts when battery voltage drops below 3.2V Item Dimensions: 155 x 105 x 45mm / 6.10 x 4.13 x 1.77in Item Weight: 346g / 0.76lb Package Weight: 708g / 1.56lb Package Dimensions: 24 x 17.5 x 13.5cm / 9.45 x 6.89 x 5.31in Package Includes 1 Insulation Resistance Tester 2 Test Leads 2 Alligator Clips 1 Type-C Charging Cable 1 5V/1A Charger Adapter 1 User Manual (English)