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    …X1 pumps via wifi all through the free iOS/Android application. Each pump can be calibrated on its own, and then set into multiple different operational modes for the intended application. Features Multiple X1 Pro pumps can be programmed together Daisy chain up to 4 Pro X1 pumps per power supply…

    $89.99 Regular Price: $

    …oxygen levels from depleting. Includes External Battery Bank Perfect for Power Outages Single Output Silent Operation Uses Standard 3/16" Tubing 10 Second Oscillation Option Auto-On During Power Outage* 3-Year Warranty Charging of the pump and battery bank can be accomplished through any standard…

    $39.99 Regular Price: $
    Out of Stock

    …easily fits into the palm of your hand or pocket. Use for quick and accurate on the spot analysis. Single button operation: Zero and Measure Operated by a single AAA battery. Range:0.00 to 3.50 ppm (mg/L) Resolution: 0.01 ppm (mg/L) Measurement Method: Colormetric Accuracy: ±0.03 ppm…

    $49.95 Regular Price: $

    …easily fits into the palm of your hand or pocket. Use for quick and accurate on the spot analysis. Single-button operation: Zero and Measure Operated by a single AAA battery. Specifications: Range: 0.0 to 20.0 dKH Resolution: 0.1 dKH Precision: ±0.3 dKH ±5% of reading Light…

    $49.95 Regular Price: $

    …of High Air Flow During Power Outages The JBJ Maxum Air Pump is a low voltage AC/DC air pump with a built-in Li-Ion battery. The built-in battery provides up to 24 hours of operation during a loss of power. Easily change between continuous output and interval modes with the built in touch controls.…

    $89.99 Regular Price: $

    …Energy Saving Instead of replacing batteries, Smart Stir has a built-in rechargeable lithium battery which reduces waste batteries. It turns off automatically after five minutes of operation to save power. The low battery indicator reminds you when to charge the battery. Elegant and Functional Smart…

    $29.99 Regular Price: $

    …Quick Disassembly Compatible with Standard PVC Return Pump or Closed Loop The Vectra can be installed and operated as either a return pump or as closed loop flow pump. Two distinct operational configurations Return Pump features calibration and Speed Lock Closed Loop features random and pulsing…

    $474.99 Regular Price: $
    Out of Stock

    …of larvae from the tank allowing a substantially higher yield of fry than other methods would allow with much less stress. The included battery operated LED light will lure the fry into the trap where the gentle flow created by the bubbles will raise the larvae into the trap secluding them…

    $58.99 Regular Price: $

    …package comes with all the wiring cables needed. Specifications 18 Amp-Hour 12-volt sealed battery. Powder-coated white aluminum housing. Dimensions (L x W x H): 9" x 7" x 3.25" (228mm x 177mm x 82.5mm) Note: Ecotech Vectra Return Pumps require the Ecotech Vectra Battery Booster Cable for operation.

    $173.25 Regular Price: $
    Out of Stock

    …settings (4.01, 7.01, 10.01). Slim, Ergonomic Design Large Multi-Level LCD Two-Button Operation Integrated TemperatureSensor Automatic Calibration Stability Indicator Automatic Shut-Off Low Battery Indicator Battery % Shown at Startup Specifications: pH Range - 0.0 to 14.0 pH pH Resolution - 0.01 pH…

    $49.50 Regular Price: $

    …allows for a safe connection of your Tunze powerheads to most 12v batteries. It contains a 4 Amp fuse and permits normal operation with the Tunze power supply units. In case of a power failure, it will automatically switch over to a battery or another direct-current source in the instance of a power…

    $54.99 Regular Price: $

    …easily fits into the palm of your hand or pocket. Use for quick and accurate on the spot analysis. Single button operation: Zero and Measure Operated by a single AAA battery. Range:0 to 500 ppb Resolution: 1 ppb Measurement Method: Colormetric Accuracy: ±5 ppb ±5% of reading…

    $49.95 Regular Price: $

    …of the gyre Set operating modes like; feed, night, service, etc. Run IceCap Gyre in Alternating Gyre Mode (additional cable required) Battery Backup Compatible Neptune Apex Ready Another great feature of the module is that it allows you to hook up your gyre to a backup battery. The module will…

    $112.49 Regular Price: $124.99

    …informs you of low battery power. Function keys are splash-proof. Approximate capacity: 100 mL. Dimensions - 6.25" L x 2.875" W x 3.75" H (includes mounting bracket) The EHEIM feeding unit feeds your fish on a regular basis. The compact EHEIM feeding unit is operated by batteries (included). The…

    $33.10 Regular Price: $

    …easily fits into the palm of your hand or pocket. Use for quick and accurate on the spot analysis. Single button operation: Zero and Measure Operated by a single AAA battery. Range:0.00 to 3.00 ppm NH3-N Resolution: 0.01 ppm Measurement Method: Colormetric Accuracy: ±0.05 ppm (mg/L)…

    $49.95 Regular Price: $

    …Weighing a mere 65 g (2.3 oz.), the Checker®HC easily fits into the palm of your hand or pocket. Use for quick and accurate on the spot analysis. Single button operation: Zero and Measure Operated by a single AAA battery. Replacement Reagents - HI758-26 Calcium Checker Reagents Instructions

    $49.95 Regular Price: $

    …surface movement will help promote gas exchange, keeping the oxygen levels from depleting. Onboard Battery Backup Perfect for Power Outages Dual Output Uses Standard 3/16" Tubing Silent Operation 10 Second Oscillation Option Auto-On When Power Loss Is Detected* 3-Year Warranty The Cobalt USB Air…

    $35.99 Regular Price: $
    Out of Stock

    …Gyre’s flow pattern multiple times a day Alternatepulsing frequency of the gyre Set operating modes like; feed, night, service, etc. Run Maxspect Gyre in Alternating Gyre Mode (additional cable required) Battery Backup Compatible Backwardcompatible with Maxspect XF150 series. Neptune Apex…

    $124.99 Regular Price: $

    …sludge For use in aquariums with a minimum depth of 12" Fully submersible to 3 Ft. Super fine mesh cartridge traps waste particles and snaps out easily for cleaning Not recommended for fine sand and gravel Specifications Eheim Model Number: 3531090 Battery Life: 4 Hours EHEIM QUICK VAC PRO MANUAL

    $48.99 Regular Price: $
    Out of Stock

    …of the gyre Set operating modes like; feed, night, service, etc. Run IceCap Gyre in Alternating Gyre Mode (additional cable required) Battery Backup Compatible Neptune Apex Ready Another great feature of the module is that it allows you to hook up your gyre to a backup battery. The module will…

    $124.99 Regular Price: $

    …Alternate pulsing frequency of the gyre Sync or anti-sync multiple pumps* Set operating modes like; feed, night, service, etc. Run Maxspect Gyre in Alternating Gyre Mode (additional cable needed - sold separately) Battery Backup Compatible Backward compatible Neptune Apex Ready The IceCap Gyre…

    $124.99 Regular Price: $

    …Quick Disassembly Compatible with Standard PVC Return Pump or Closed Loop The Vectra can be installed and operated as either a return pump or as closed loop flow pump. Two distinct operational configurations Return Pump features calibration and Speed Lock Closed Loop features random and pulsing…

    $374.99 Regular Price: $

    …easily fits into the palm of your hand or pocket. Use for quick and accurate on the spot analysis. Single button operation: Zero and Measure Operated by a single AAA battery. Range: 0.00 to 300 ppm (mg/L) Resolution: 1 ppm (mg/L) Precision: ±5% of reading ±5% ppm @ 25°C…

    $49.95 Regular Price: $

    The Hydor EKOMIXO fish feeder operates on 2 AA batteries (not included) and has a low battery indicator feature. This feeder offers one touch operation making automatic fish feeding very simple. Choose from settings to feed once, twice, or three times a day. The food container can be adjusted to…

    $32.99 Regular Price: $

    …easily fits into the palm of your hand or pocket.Use for quick and accurate on the spot analysis. Single button operation: Zero and Measure Operated by a single AAA battery. Range: 0.00 to 2.50 ppm (mg/L) Resolution: 0.01 ppm (mg/L) Precision: ±0.04 ppm (mg/L) ±4% of reading…

    $49.95 Regular Price: $

    operation. The large display will show you the time of day along with the day of the week while illuminating an indicator light when the outlets are energized. Perfect for any type of lighting Large LCD display Multiple programming options 1-Minute programming intervals RechargeableNi-MH battery

    $19.95 Regular Price: $

    …copper levels as you increase and decrease, to treat any issues you fish may encounter. Portable and easy to transport Simple one-button operation Reliable and repeatable Specifications: Range - 0.0 - 5.0 ppm Resolution - 0.01 ppm Accuracy -±0.05 ppm ±5% of reading@ 25°C/77°F…

    $49.95 Regular Price: $

    …Quick Disassembly Compatible with Standard PVC Return Pump or Closed Loop The Vectra can be installed and operated as either a return pump or as closed loop flow pump. Two distinct operational configurations Return Pump features calibration and Speed Lock Closed Loop features random and pulsing…

    $299.99 Regular Price: $
    Out of Stock

    …the plunger, you can consistently feed your tank the same amount day after day. The Gourmet Grinder is the industry’s very first thumb operated pellet and flake food grinding system that dispenses food effortlessly with a simple pump and grind. The Gourmet Grinder can be loaded with your…

    $12.99 Regular Price: $

    …some surface movement will help promote gas exchange, keeping the oxygen levels from depleting. Onboard Battery Backup Perfect for Power Outages Uses Standard 3/16" Tubing Silent Operation 10 Second Oscillation Option Auto-On When Power Loss Is Detected* 3-Year Warranty The Cobalt USB DC Air Pumps…

    $25.99 Regular Price: $

    …C Battery Type: 2/3 AA 3.6 Volt Lithium Battery Operating Environment: -40 to 85 C Dimensions:2.59"L x , 2.16"W x .71"H Weight: 52 g IP Rating: IP67 Connector Type: M8 ADC Resolution: 24 bits What's Included? SQ-500-SS2 Full-spectrum Quantum sensor AT-100microCache Bluetooth Dongle Batteries AT-100…

    $592.00 Regular Price: $

    …mounting bracket is capable of rotating 360 degrees, so you can deliver food at the right spot. Features: Silent Operation No batteries required – Built-in Long Life Lithium battery: Rechargeable using Standard USB power adapter Easily add food without removing the hopper or dismantling the…

    $54.49 Regular Price: $