boeespat 2-pack mini indoor thermometer hygrometer temperature humidity monitor gauge for home, room, kitchen, patio, planting room, reptile terrariums (no battery needed) (2-pack)-black boeespat size: 70mm x 70mm x 11mm specifications: temperature readings from (-20 ̊ to 50 ̊c) displays relative humidity from 1-99% applications: terrariums, hatchers, brooders, propagators, bathroom, kitchen, planting room, living room etc package include: 2 pack 2 thermometer/hygrometer