<br> Ideal for nutrient measuring, motoring applications and many other uses . <br> Inject oil into non-pressurized open system during service. Easily inject correct amount of oil into compressor, evaporator, <br> accumulator dire or condenser. <br> <br> 1 X Syringe + plastic tubing <br> <br> <b>Warm Tips:</b> <br> <b>The different measurement methods, there may be 1-2cm of the allowable range error.</b> <br> <b> There might be slight colour deviation due to different displays.</b>