Features:
Stylish compact， special waterproof design， super sucker can be adsorbed on the aquarium， accurate and convenient. temperature measurement Increase the values on the display， clear viewing. Technical Parameters:
◆ Temperature range: -50 ℃ ~ 70 ℃
◆ Accuracy: ± 1 ℃
◆ use of the environment: 0 ℃ ~ 50 ℃
◆ Power: button battery (DC1.5V)
Instructions for use:
◆ Unscrew the battery cover， put a LR44 type button batteries，pay attention to the polarity upside. Power will display is it is right
◆ Tighten the battery cover， note the ring should be placed properly and should not be damaged.
◆ Please do remove the battery if you do not use the item for a long time