Rechargeable batteries are rechargeable batteries with limited charging times, used in conjunction with chargers. Generally sold on the market on the 5th and 7th, but there are also available on the 1st. The benefits of rechargeable batteries are economy, environmental protection, sufficient power, suitable for high-power, long-term use of electrical appliances (such as walkman, electric toys, etc.). The voltage of a rechargeable battery is lower than that of a disposable battery of the same model. The AA battery (No. 5 charging) is 1.2 volts, while the 9V rechargeable battery is actually 8.4 volts. Currently, the average charging frequency can be around 1000 times. As of February 2012, there were only five types: nickel cadmium, nickel hydrogen, lithium ion, lead storage, and iron lithium
Function of testing report:
1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report
2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms 3. Used as a sales report: issuing legally effective testing reports to make consumers more confident 4. Papers and research: Provide professional personalized testing needs 5. Judicial services: providing scientific, fair, and accurate testing data 6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problemsBaijian and testing process:
1. Telephone communication and confirmation of requirements
2. Recommend solutions and confirm quotations 3. Mail samples and arrange testing 4. Progress tracking and result feedback 5. Provide reports and after-sales service 6. If urgent or priority processing is requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. Engineers provide one-on-one services to make testing more accurate
4. Free initial testing, with no testing fees charged
5. Self service order delivery for free on-site sampling
6. Short cycle, low cost, and attentive service 7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc 8. The testing report is authoritative and effective, and is generally used in China