The Norbar TruCheck™ 2 is a cost-effective torque wrench checker that allows torque wrench performance to be monitored and tools to be kept in peak condition. Having limited settable options makes it ideal for non-expert users with click-type torque wrenches. An inbuilt micro USB 2.0 port enables power from any USB power source. Software can be updated remotely, without the need to return the product to Norbar.Supplied with traceable calibration certificate in clockwise direction. A counter-clockwise calibration is available at an additional cost. If you order a UKAS accredited calibration certificate (available at extra cost) this certificate will be provided in place of the traceable calibration certificate.Supplied with a 1/4in male hexagon and 1/4in female square drive adaptor.Specification:Range: 0.5-10NmAccuracy: ±1% torque reading accuracy (±2% when below 10% of range for the 1,100Nm TruCheck™ 2 model)Display: LCD DisplayTemperature Range: Operating: 0°C to +50°C, Storage: 20°C to +70°CAuto Reset Hold Time: 1, 2 or 3 secondsPower Consumption: 0.5WEnvironment: IP40Weight: 1.4kgElectromagnetic Compatibility (EMC) Directive: Designed to comply with EN 61326-1.Requires two Hexagon Socket Head Cap Screws ISO 4762 - M10 - 12.9 to fix in position (not included).