5 GPM on-demand 12V diaphragm pump is the king of the hill. With premium components & cutting-edge engineering, Everflo provides the flow You need. This pump is loaded with features such as a Honeywell Micro switch, corrosion resistant Viton valves & Santoprene diaphragm & fiberglass-reinforced polypropylene pump manifold with ½” NPT port.
eBay
Laboratory Micro Syringe Pump 1-150ML Precision Electric Propel Pump Desktop Injection Pump Liquid Glue Dispenser DC 12V.
eBay
1PCS Micro SD Card Shield for WeMos D1 mini TF WiFi ESP8266 Arduino Compatible SD Storage. WeMos D1 Mini Micro SD Shield. WeMos D1 Mini Dual Base Shield. Dual bases for all Wemos D1 Mini modules and shields.
eBay
This product is an ultra-small mini remote switch. (one channel switch need one button remote)Latched----Press relay On; Press other button relay Off.
eBay
Feature: Feature momentary contact, 4 pins, black square push button, through hole mounting. Used in the fields of electronic products, household appliances and more. High precision mechanism design offers operation and long service life. Specification: Dimension: 6x6x16mm/4pin Temperature: -25~70C Withstand voltage: AC250V Rated load: DC12V 50mA Contact resistance: less than 0.03 Ohm Insulation resistance: More than 100M Ohm Weight:5g Package included: 10pcs x Micro Tact Switches.
eBay
eBay
This product is an ultra-small mini remote switch. (one channel switch need one button remote)Latched----Press relay On; Press other button relay Off.
eBay
202PCS High Reliability Push Button Switch Kit. Perfect for DIY Electronics Enthusiasts! Key Features Smooth operation: Connect by a gentle press and disconnect by releasing the button. 7 x 7mm Latching Tact Switch (8Pcs).
eBay