Swimovate Poolmate 2 Watch (black) The PoolMate2 features all the patented lap-counting technology of our existing models with the addition of an open water mode to track swims in lakes, the sea or rivers. With a crystal glass face, larger clearer display and chrono mode for other activities it’s a great watch. Features: The PoolMate2 features all the patented lap-counting technology of our existing models with the addition of an open water mode to track swims in lakes, the sea or rivers. With a crystal glass face, larger clearer display and chrono mode for other activities it's a great watch. The black model comes with reverse display (white characters on black display) and does not have a back light. Grey, blue and purple models have standard display and back light. Weight 41g Diameter of face 40mm Strap fits wrists from 14.5 to 21.5cm Specifications: Dimensions: H:8.0 x W:7.9 x D:8.0 cm Colour: Black Model Number: SWA020B