1、The time of each drip is controlled by a timer to ensure that the amount of each drip is the same. 2、The dispenser can accurately control the number of spray dots and spray dot cycle, which has two control modes,manual mode and semi‑automatic mode. 3、The dispenser can apply to Automotive electrical, packaging, household appliances, bearings, circuit boards, electronic components, cameras, pharmacies, electrical components, capacitors, production process processing, instruments, jewelry, relays, quartz, IC, lighting, radio equipment, wire connectors. 4、Made of aluminum alloy, the dispenser is sturdy and durable after long time use. 5、This set contains all the accessories needed for use, which is very convenient. Item Type: Semi-Automatic Glue Dispenser Machine Material: Aluminum alloy Model: SPZDJ983A Automatic Timing: 00.01-99.99s Repeat Accuracy: ±0.5% Minimum Drip Volume: 0.0001ml Input Air Pressure: 10-100psi Air Pressure Output: 1-80psi 1 x Dispenser 2 x Hose 5 x Needle 2 x Syringe 1 x Bracket 1 x Syringe Bracket 2 x Plastic Cover 1 x Pedal 1 x Power Cord 1 x User Manual