- Easy to read digital thermometer for fresh or salt water nano tanks.
- Waterproof: Completely submersible.
- Wide temperature operating range.
- Spare battery included!
- Unscrew battery cover and insert battery with battery identification (positive side) facing out.
- Screw battery cover back on tightly. If battery cover is not tightly screwed on, water may enter thermometer and cause failure.
- Place thermometer with suction cup inside aquarium.
- Replace battery as needed with button cell AG12 or LR43.
|Item Number: TH-29E|