Best Multi channel Pumps

Umarex Strikepoint .22 Caliber Airgun Pistol

Single-shot, multi-pump pneumatic bolt action pellet air gun.
Works with as few as 3 pumps or as many as 10.
The 5-chamber SilencAir sound dampener is permanently affixed to the air pistol to reduce down range noise and maximize stealth.
Variable power: Engery output is controlled by the number of pumps.
Shoots .22 caliber pellets at up to 520 fps.
Features fiber optic sights and a durable all-weather frame.

Sand Filter System - Pump and filter are perfectly engineered to provide optimum flow rates that promotes clean water quality.
Low Noise Design - This sand filter pump is designed and optimized for running with low noise, to make your work more comfortable and energy efficient.
Dependable Performance - This filter keeps the sand height level to expose water to the maximum sand surface level possible for optimum filtration, consistent performance, and efficient back-washing.
5-Way Multi-Port Filter - 5-Way multi port provides for easy use and quick back-washing.
These pumps are capacitor start (These pumps are capacitor start and not for use/sale in California).
Strainer Basket- Pump strainer basket is the largest in its class with an easy open, quick lock, transparent pump lid which mean less work and more swimming.

Sand Filter System – Pump and filter are perfectly engineered to provide optimum flow rates that promotes clean water quality.
Low Noise Design – This sand filter pump is designed and optimized for running with low noise, to make your work more comfortable and energy efficient.
Dependable Performance – This filter keeps the sand height level to expose water to the maximum sand surface level possible for optimum filtration, consistent performance, and efficient back-washing.
5-Way Multi-Port Filter – 5-Way multi port provides for easy use and quick back-washing.
These pumps are capacitor start (These pumps are capacitor start and not for use/sale in California).
Strainer Basket- Pump strainer basket is the largest in its class with an easy open, quick lock, transparent pump lid which mean less work and more swimming.

This pond filter water pump contents filtration, pumping, fountain and other functions all in one, and the structure is reasonable and compact..
It has large filter surface, reasonable water flow channel, and the effect is remarkable.Built-in independent filter material box for easy replacement and adding different filter materials..
This pond filter water pump built-in filter sponge, biochemical basket, 9w lamp and water pumps. Adopt reasonable water channel, suitable for both indoor, outside pond garden, aquatic breeding, clean water and water fountains with three different fountain nozzles to make your pond more beautiful..
All the parts accord with IPX8 standards, with the high level of the sealed and waterproof, this pond fountain filter pump has a long service life..

VALUE 2-PACK: Receive two empty bottles each with stainless steel pumps.
COBALT GLASS: Cobalt glass is attractive, food safe, and provides ultraviolet light protection for your ingredients.
STAINLESS STEEL PUMPS: Exterior brushed stainless steel pumps gives an elegant look to your bottle.
SIZE: 7.5 inches tall w/ pump, 2.4 inch diameter bottle, pump top with spout 2.5 inches.
SAFE: Food safe, BPA-free plastic parts (dip tube, interior lid), lead free glass.
MULTI-USE: Great dispensers for aromatherapy essential oils, liquid....

...le head in the vent hole, then press the switch to deflate. Our electric air mattress pumps are simple to operate..
Portable -- The inflatable mattress pump is small and lightweight, making it convenient to use it indoor and outdoor. At a travel-friendly dimension, you can easily take air pumps anywhere you go!.
Multi-Purpose -- Including car power adapter & home power adapter. This inflatable mattress pump is a powerful inflator and deflator for both indoor and outdoor use, especially for travel and outdoor activities. AGPtEK air pumps helps you saving time on inflating air cushions, air beds, air boats, inflatable furniture, swimming ring and more!.

【Provide You a Confortable & Quiet Environment】 : Our pumps works so quietly and smoothly, it keeps bring you a relax & peaceful time. You would be difinately love this feeling: Seating on the sofa, watching the fishes swimming freely up and down. pumps will not disturb the fishes, it will only helps them swimming more joyfully and pleasantly..
【Multi Function】 : Pumps can help you to circulating your aquarium, and creat a nature aqua world for the fishes. Our pumps can continuously supply stable flow, a good choice for medium fish tanks, small pond, fountains, water spring artworks, garden, aquaponic, aquaculture and many more..
【Free Tool Disassembling & Cleaning】 : Flexible structure design, you can disassemble and clean it so easily, without any tools..
【Adjustable Flow】 : The pump equip with flow valve, you can set the flow rate freely, maximum flow rate:160GPH, maximum lift:4.0ft..
【Note】: The free gift tubing is made of silicone, if you find any kinked marks on the tubing, please stretch it up and leave it on the floor for a few hours, it will back to normal again..

【Provide You a Confortable & Quiet Environment】 : Our pumps works so quietly and smoothly, it keeps bring you a relax & peaceful time. You would be difinately love this feeling: Seating on the sofa, watching the fishes swimming freely up and down. pumps will not disturb the fishes, it will only helps them swimming more joyfully and pleasantly..
【Multi Function】 : Pumps can help you to circulating your aquarium, and creat a nature aqua world for the fishes. Our pumps can continuously supply stable flow, a good choice for medium fish tanks, small pond, fountains, water spring artworks, garden, aquaponic, aquaculture and many more..
【Free Tool Disassembling & Cleaning】 : Flexible structure design, you can disassemble and clean it so easily, without any tools..
【Adjustable Flow】 : The pump equip with flow valve, you can set the flow rate freely, maximum flow rate:400GPH, maximum lift:6.6ft..
【Note】: The free gift tubing is made of silicone, if you find any kinked marks on the tubing, please stretch it up and leave it on the floor for a few hours, it will back to normal again..

Test range: -200 ° C ~ 1800 ° C Resolution: 0.1 ° C Accuracy: 0.2% ± 1.
AT4808 handheld multi-channel temperature meter adopts high-performance ARM micro processor, can collect multi-channel temperature data simultaneously and response quickly..
AT4808 has the function of checking broken thermocouple, high/low beep function and communication transmission. 128 channels temperature data can be extended, compatible with various temperature sensors. Equipped with Mini-USB (virtual series port) interface to realize data acquisition, analysis and print through the standard computer software. Support USD disk storage, real-time sampling data storage. The users can adjust data for each channel independently..