Precision ground base with 6-button electronic gauge. Includes fine adjustment control carriage for accurate use. Six digit LCD read-out displays in Metric or Imperial. Features absolute and comparative functions. Tolerance function enables fast check of batch work. Supplied with scriber foot and clamp. Powered by CR2032 battery (supplied). Features & Benefits:Precision ground base with 6-button electronic gauge.Includes fine adjustment control carriage for accurate use.6-Digit LCD read-out displays in Metric or Imperial.Features absolute and comparative functions.Tolerance function enables fast check of batch work.Supplied with scriber foot and clamp.Powered by CR2032 battery (supplied).Model No. AK9636D Specifications: Model No AK9636D Battery: 1 x CR2032 (supplied) Brand: Sealey Nett Weight: 3.07kg Range: 0-300mm(0-12") Repeatability: 0.01mm(0.0005") Resolution: 0.01mm(0.0001")