OMRON Eco Temp. Thermometer Digital Round tip for easy and safe use Water resistant Contains: test battery (alkaline manganese button cell type LR41), case, instructions - Digital thermometer for oral, axillary and rectal measurement; - The measurement lasts on average 60 seconds; - Acoustic signal at the end of the measurement; - Waterproof; - Storage of the last measurement; - Turns off automatically (battery saving); - Adjustable in °C and °F; - Battery: 1 x LR41.