Traceable Stick-It Mini-Clock has bright hands and white sweeping second hand, making it easy to read. Rugged metal case is O-ring sealed making it water-resistant/dustproof. Mini-size 1.6 in. dia (40 mm) x 0.3 in. depth (8 mm) and supplied Velcro and double-backed tape allow unit to be placed anywhere. Precise quartz-crystal accuracy is 0.013%. To assure accuracy an individually serial-numbered Traceable Certificate is provided from an ISO 17025 calibration laboratory accredited by A2LA. Prices start at $11.99.