Effectively clear and inhibit the algae green water and harmful bacteria. Suitable for small aquarium tanks, terrariums, and filter such as overhead filter, hang-on filter
It can be driven by air pump. Simple, mini, compact!
Features:
- Model: VL 186
- Type: USB DC
- Usage: Air pump, sump, HOB, canister, top
- Volt: 5V 1/2A
- Function: Timer