Proactive 12 Volt Low Flow with Power Booster III Controller Tinker & Rasor Model APS It operates up to 18

It operates up to 18 hours from internal batteries and recharges overnight

Hardbound field book with a Fabrikoid (synthetic fabric) cover

high-capability field instruments for water quality analysis

inside a constant inner diameter

Serviceability

Proactive 12 Volt Low Flow with Power Booster III Controller Tinker & Rasor Model APS It operates up to 18With the Low Flow Sampling Controller the user can precisely control the water discharge with the turn of a knob. The Low Flow Sampling Controller is used to achieve low flow sampling as low as 40ml min. in accordance to EPA field sampling guidelines. Simply hook the controller to a car battery and connect the pump to the Controller. Set dial to low, turn on device and then increase the flow to the desired flow rate.