Het product werd op tijd geleverd en kwam in goede staat aan. De kwaliteit lijkt in orde en het komt overeen met de beschrijving. Tot nu toe ben ik tevreden met de aankoop.
Cen-Tech Digital Photo Sensor Tachometer Model 66632
Product Details
Cen-Tech digital photo sensor tachometer model 66632. Pre-owned in excellent condition with no visible wear. Measures RPM accurately without contact using a light beam. Includes original storage case and instruction manual. Requires four AA batteries or an AC adapter for operation. Compact handheld design for automotive and mechanical testing.
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.


