【After-sale warranty】①Rest assured 30 days full refund.②12 months free replacement for Non-human factors. ③Email reply within 24 hours. Note: Amazon return windows will be closed after one month. After that, you can click on seller store name on right corner “Ask a question” and contact directly for any problem.
【Quality Assurance】 Packaged by sponge or bubbles to prevent damage.① 1*battery and 1*Instructions included. ②All our products are 100% brand-new from manufacturer. ③CE certified and strictly test to ensure both safety and longer life.