Specification:
Size: S Suitable for aquarium 20~40cm with thickness＜5mm.
Size: M Suitable for aquarium 50~80cm with thickness＜8mm.


Material: plastic+magnet


Note:
Please allow 1cm differs due to manual measurement.
Due to the different display and different light, the picture maybe a little different
with the actual color of the item. Thanks for your understanding.
Please keep the product away from children and pacemaker wearer.