Features:
1.Energy-efficient and power-saving with super silent operation.
2.Stable performance with a large, reliable, and uniform air volume output.
3.The outer protective shell effectively reduces noise, ensuring a truly silent experience.
4.Single and double-vent types are suitable for medium and small fish tanks, while the four-vent type is ideal for medium and large fish tanks.
5.The four-vent package can maintain a large air output even in deep water up to 1.5m.
6.Suitable for aquarium and seafood oxygenation and other similar applications.

Specification:
Voltage options: 100-110V(60HZ) / 220V-230V(50HZ)
Power cord length options: 0.5M(19.6in) or 1.2M(47.2in)
Number of stomata: 1pcs/2pcs/4pcs
Power options: 3w, 5w, 8w, 10w, 12w, 14w
Air volume per minute: 3w(2L/min),5w(3L/min),8w(23L/min),10w(23.5L/min),12w(44L/min),14w(410L/min)
Adjustment function: All pumps, except the 3w and 5w models, have an electronic air volume adjustment function.

Note:
1. Please allow a 1-3cm error due to manual measurement, make sure you do not mind before you bid.
2. The colors may be different for different displays, please understand.
3. This product does not have a charging function, once the power is cut off, it will stop working.
4. The original plug is the EU/US plug, We will send the proper plug/conversion plug according to your country.

Alipay, West Union, TT, and all major credit cards are accepted through secure payment processor ESCROW;

* For the Received Value is less than the order value, money may be drawn back and order closed, thus please pay  enough value;

* Please make payment three days after the order

The following are our warranty notices for most items:

1. After receiving, you need to contact us for 7 days (except holidays) to confirm the return, and return 3 days after we confirm;
2. There is no reason to return or refund, freight (both parties) and additional costs will be on the buyer's account;
3. For defective or wrong products, please send us a clear picture. After we confirm, return or refund or replace;
4. Due to the lighting problem when photographing, there may be differences between photographs and physical objects. If the mind of this, please think twice before placing orders; We will not accept such disputes;
5. All returned products must contain all components and accessories. The buyer must provide us with the tracking number, order number, specific reasons, etc.
6. When we receive the above-requested items. We will refund your full purchase price.