Spptty Electronic Tension Calibrator with LCD Digital Display Shakeproof Tennis Badminton String Tools Black

How to use:

1. Please hold the lifting or add auxiliary tools to the lifting side weight. Do not hold the side weight of the shell, otherwise it will to excessive error in the weight measurement.
2. Violent collision and impact should be avoided as far as possible.
3. Hand held tension calibrator shell adopts ABS engineering plastic, please use soft cloth with water or detergent wipe, strictly understand the use of benzene, nitro solvents, caustic soda liquid lamp corrosive substances .
4. If the sign of low power is displayed, please replace the battery in time. If the electronic weighing device is not used a long time, take out the battery to avoid damage to the circuit due to battery leakage.
5. When used to determine the weight of the tension calibrator, because the tension of the wire is changing in the determination process, it needs to be measured many times to take its average value, the average value is the final pound of the tension calibrator.
How to use: