PRECISE MEASURING - Micsoa meter offers full functionality with AC and DC voltage, resistance, current, capacitance, temperature, diode, transistor , continuity buzzer and logic test. A must-have professional troubleshooting tool for commercial electricians and electrical contractors AUTO POWER OFF - Automatically enters sleep mode after 15 minutes of inactivity. To turn it on again, just rotate the range switch or press a button. Power-saving FUNCTIONAL - Data Hold for easy reading after measurement, Max Reading of 1999 and an angle adjustable LCD for easy reading PROTECTIVE HOLSTER - Protective rubber sleeve for drop protection; Built-in support stand for hand free use VARIOUS USAGES - Can be used to troubleshoot electrical problems safely and accurately in a wide array of industrial and household devices such as electronic equipment, automotive, domestic appliances, power supplies, and wiring systems. 30 Days Money Back Guarantee