Watch Waterproof Tester Instrument One Time 2 Watches Case Water Resistance Pressure Test Machine Watchmaker Watch Repair Tool

Features: 
1. It is convenient for you to observe which part of the watch is not waterproof with the transparent cylinder.
2. Designed for testing the water resistance of the watch cases.
3. Can test two watches at one time.
4. Easy for you to operate.
5. It is a great accessory for watchmaker and watch repairing.

Specification: 
Condition: 100% Brand New
Material: Alloy
Color: Shown As Pictures
Capacity: 2Watches
Maximum Test Height: 15.5cm/6.1in
Maximum Test Width: 8cm/3.2in
External Air Pressure Connection: 6N
Pressure Test Range: 0.3-6.0bar
Cylinder Maximum Pressure: 10 bar
Size: Approx. 240 * 145 * 275mm/9.5 * 5.7 * 10.8in

Package List:
1 * Watch Waterproof Tester

Usage:
1. Fill the water tank to the specified level. Distilled water is preferred to prevent calcium deposition.
2. Hang the watch on the hook.
3. Replace the cover and tighten through 2 nuts.
4. Use the lever to increase the pressure to 3 atmospheres (according to the official standard of  watch industry) and wait 3 minutes to watch the air inside.
5. Press the button to let the air escape immediately. When the pressure drops, observe the watch: if almost no bubbles escape from the shell, it is obvious that the is not good for escape.In this case, please get the watch out from the water.