Lollipop Waterproof Digital Thermometer

Model 11050.
Self-calibrating.
Waterproof, fully submersible.
Records maximum and minimum temperature, until the thermometer, shut off or resets.
Dual °C / °F indicator.
1.5 V LR44 alkaline battery.
Temperature range: -40 °C to 155 °C (-40 °F to 311 °F).
4 1/8″ (10.5 cm) stainless steel stem.