Lithium Battery Vacuum Pump

Poly Run has released its 20v Battery Operated Vacuum Pump. Both for Single & Dual Stage Li-battery operated vacuum pump out in the market.This is the perfect vacuum pump for home use, small commercial service and installs, and also for automotive A/C charging where power supply can be an issue. The pump comes with standard battery fitting. These vacuum pumps have been tested with a fully charged 3ah battery,   lasting an impressive 60-90 minutes which is more than enough time to carry out an install or service.The Li-battery vacuum pump comes with a check valve in order to avoid oil backup into the charging hoses and contaminating the system, and potentially ruining your manifold. Main Features:Integral cylinder design, machining center high precision processingForced oil inlet system to ensure the reliability of various working conditionsConvenient lithium battery independent power supply, light and convenientHigh efficiency and energy saving brushless motor, working time is more lastingNo spark design, safe and reliableSPECIFICATION:VP-1LiSingle Stage:Motor:  Brushless, controller system.Li Battery:  20V, 3AhFlow Rate:   2 CFMUltimate Vacuum: around 10-20PaOil Capacity: 180mlWorking Time: 50 MinDimension:260x103x169mmWt.:    2.7Kg(Including Battery and Charger)2VP-1LiDouble Stage:Motor: Brushless, controller system.Li Battery:  20V, 3Ah Flow Rate:   2 CFM  Ultimate Vacuum: 3 Pa Oil Capacity: 160mlWorking Time:  35 Min.Dimension:260x103x169mmWt.:    3.2 Kg(Including Battery and Charger)  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1