The Di-LOG DL6770 Voltage Indicator is designed for fast and reliable voltage testing across a wide range of applications. Built with a rugged double-moulded case, this durable tool ensures longevity even in tough environments. With the ability to measure AC/DC voltage from 6 to 400V and a built-in RCD test function, the DL6770 offers essential features for electrical engineers and DIY users alike. Plus, it operates without batteries, ensuring hassle-free operation whenever and wherever you need it. Key Features: LED Display:The clear LED display provides quick and accurate voltage readings, ensuring ease of use in both well-lit and dim environments. AC/DC Voltage Measurement:Accurately measure both AC and DC voltage from 6 to 400V, making it versatile for various electrical applications. No Battery Required:The DL6770 is battery-free, offering reliable operation without the need for constant battery replacements or recharging. Built-In RCD Test Function:Test the function of RCDs easily with the built-in RCD test feature, ensuring that your safety systems are functioning as expected. Rugged Double-Moulded Case:Constructed with a double-moulded case, the DL6770 is designed for durability and toughness, making it ideal for field use and demanding environments.